Q: Is 6,404,689 a Composite Number?
A: No, 6,404,689 is not a composite number; it is a prime number.
The number 6,404,689 can be evenly divided by 1 and 6,404,689, with no remainder.
Since 6,404,689 can be divided by just 1 and 6,404,689, it is not a composite number.