Q: Is 4,021,228 a Prime Number?
A: No, 4,021,228 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 4021228 can be evenly divided by 1 2 4 23 46 92 109 218 401 436 802 1,604 2,507 5,014 9,223 10,028 18,446 36,892 43,709 87,418 174,836 1,005,307 2,010,614 and 4,021,228, with no remainder.
Since 4,021,228 cannot be divided by just 1 and 4,021,228, it is not a prime number.