Q: Is 392,478 a Prime Number?
A: No, 392,478 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 392478 can be evenly divided by 1 2 3 6 65,413 130,826 196,239 and 392,478, with no remainder.
Since 392,478 cannot be divided by just 1 and 392,478, it is not a prime number.