Q: Is 997,642 a Prime Number?
A: No, 997,642 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 997642 can be evenly divided by 1 2 31 62 16,091 32,182 498,821 and 997,642, with no remainder.
Since 997,642 cannot be divided by just 1 and 997,642, it is not a prime number.