Q: Is 2,628,724 a Prime Number?
A: No, 2,628,724 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 2628724 can be evenly divided by 1 2 4 7 14 28 223 421 446 842 892 1,561 1,684 2,947 3,122 5,894 6,244 11,788 93,883 187,766 375,532 657,181 1,314,362 and 2,628,724, with no remainder.
Since 2,628,724 cannot be divided by just 1 and 2,628,724, it is not a prime number.