Q: Is 3,420,624 a Prime Number?
A: No, 3,420,624 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 3420624 can be evenly divided by 1 2 3 4 6 8 12 16 24 48 71,263 142,526 213,789 285,052 427,578 570,104 855,156 1,140,208 1,710,312 and 3,420,624, with no remainder.
Since 3,420,624 cannot be divided by just 1 and 3,420,624, it is not a prime number.