Q: Is 558,478 a Prime Number?
A: No, 558,478 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 558478 can be evenly divided by 1 2 37 74 7,547 15,094 279,239 and 558,478, with no remainder.
Since 558,478 cannot be divided by just 1 and 558,478, it is not a prime number.