Q: Is 670,478 a Prime Number?
A: No, 670,478 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 670478 can be evenly divided by 1 2 137 274 2,447 4,894 335,239 and 670,478, with no remainder.
Since 670,478 cannot be divided by just 1 and 670,478, it is not a prime number.