Q: Is 642,697 a Prime Number?
A: No, 642,697 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 642697 can be evenly divided by 1 11 58,427 and 642,697, with no remainder.
Since 642,697 cannot be divided by just 1 and 642,697, it is not a prime number.