Q: Is 558,225 a Prime Number?
A: No, 558,225 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 558225 can be evenly divided by 1 3 5 9 15 25 27 45 75 135 225 675 827 2,481 4,135 7,443 12,405 20,675 22,329 37,215 62,025 111,645 186,075 and 558,225, with no remainder.
Since 558,225 cannot be divided by just 1 and 558,225, it is not a prime number.