Q: Is 3,423,456 a Prime Number?
A: No, 3,423,456 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 3423456 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 11,887 23,774 35,661 47,548 71,322 95,096 106,983 142,644 190,192 213,966 285,288 380,384 427,932 570,576 855,864 1,141,152 1,711,728 and 3,423,456, with no remainder.
Since 3,423,456 cannot be divided by just 1 and 3,423,456, it is not a prime number.