Q: Is 1,336,428 a Prime Number?
A: No, 1,336,428 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 1336428 can be evenly divided by 1 2 3 4 6 9 12 18 36 37,123 74,246 111,369 148,492 222,738 334,107 445,476 668,214 and 1,336,428, with no remainder.
Since 1,336,428 cannot be divided by just 1 and 1,336,428, it is not a prime number.