Q: Is 558,490 a Prime Number?
A: No, 558,490 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 558490 can be evenly divided by 1 2 5 10 55,849 111,698 279,245 and 558,490, with no remainder.
Since 558,490 cannot be divided by just 1 and 558,490, it is not a prime number.