Q: Is 422,507 a Prime Number?
A: No, 422,507 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 422507 can be evenly divided by 1 113 3,739 and 422,507, with no remainder.
Since 422,507 cannot be divided by just 1 and 422,507, it is not a prime number.