Q: Is 674,624 a Prime Number?
A: No, 674,624 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 674624 can be evenly divided by 1 2 4 8 16 32 64 83 127 166 254 332 508 664 1,016 1,328 2,032 2,656 4,064 5,312 8,128 10,541 21,082 42,164 84,328 168,656 337,312 and 674,624, with no remainder.
Since 674,624 cannot be divided by just 1 and 674,624, it is not a prime number.