Q: Is 509,604 a Prime Number?
A: No, 509,604 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 509604 can be evenly divided by 1 2 3 4 6 12 42,467 84,934 127,401 169,868 254,802 and 509,604, with no remainder.
Since 509,604 cannot be divided by just 1 and 509,604, it is not a prime number.