Q: Is 478,738 a Prime Number?
A: No, 478,738 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 478738 can be evenly divided by 1 2 13 26 18,413 36,826 239,369 and 478,738, with no remainder.
Since 478,738 cannot be divided by just 1 and 478,738, it is not a prime number.