Q: Is 864,624 a Prime Number?
A: No, 864,624 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 864624 can be evenly divided by 1 2 3 4 6 8 12 16 24 48 18,013 36,026 54,039 72,052 108,078 144,104 216,156 288,208 432,312 and 864,624, with no remainder.
Since 864,624 cannot be divided by just 1 and 864,624, it is not a prime number.