Q: Is 339,478 a Prime Number?
A: No, 339,478 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 339478 can be evenly divided by 1 2 269 538 631 1,262 169,739 and 339,478, with no remainder.
Since 339,478 cannot be divided by just 1 and 339,478, it is not a prime number.