Q: Is 492,639 a Prime Number?
A: No, 492,639 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 492639 can be evenly divided by 1 3 7 21 23,459 70,377 164,213 and 492,639, with no remainder.
Since 492,639 cannot be divided by just 1 and 492,639, it is not a prime number.