Q: Is 1,624,624 a Prime Number?
A: No, 1,624,624 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 1624624 can be evenly divided by 1 2 4 8 16 59 118 236 472 944 1,721 3,442 6,884 13,768 27,536 101,539 203,078 406,156 812,312 and 1,624,624, with no remainder.
Since 1,624,624 cannot be divided by just 1 and 1,624,624, it is not a prime number.