Are these just one-off things that don't really mean anything or was there a deeper connection here beyond the normal trading relationships at the time?
I have a hard time imagining people today naming a their kids after gods in other existing religions that they don't believe in and giving cities in their country the same name as cities in other countries unless they have a sizable immigrant population from a foreign country, as often happened in the United States when the French founded New Orleans or the British renamed New York.
Hi! While you're waiting for an answer to your question, you might be interested in some of the previous ones on Hellenistic and Roman Egypt, especially u/cleopatra_philopater's answer to How many Greeks lived in Cleopatra's Egypt?