Here is some of what I found.
The Israelites were occasionally commanded to preserve racial purity, but clearly there were exceptions. There were at least two Egyptians who were part of the Israelite congregation, both of them married to members of the tribe of Judah.
1Chronicles 2:34 Now Sheshan had no sons, but daughters. And Sheshan had a servant, an Egyptian, whose name was Jarha. 35 And Sheshan gave his daughter to Jarha his servant to wife; and she bare him Attai. (All scripture quotations in this post are from the King James Version.)
1Chronicles 4:17 And the sons of Ezra were, Jether, and Mered, and Epher, and Jalon: and she bare Miriam, and Shammai, and Ishbah the father of Eshtemoa. 18 And his wife Jehudijah bare Jered the father of Gedor, and Heber the father of Socho, and Jekuthiel the father of Zanoah. And these are the sons of Bithiah the daughter of Pharaoh, which Mered took.
It is interesting that one of the two Egyptians was a servant, and the other was apparently from the Egyptian royalty.
In chapter 7, I discovered that a woman is given credit for building some towns:
Do I have all the answers? Certainly not. Neither do you. But the Bible seems always capable of introducing us to new nuggets of truth. Thanks for reading. Read the Bible.