Q: Is 400,672 a Prime Number?
A: No, 400,672 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 400672 can be evenly divided by 1 2 4 8 16 19 32 38 76 152 304 608 659 1,318 2,636 5,272 10,544 12,521 21,088 25,042 50,084 100,168 200,336 and 400,672, with no remainder.
Since 400,672 cannot be divided by just 1 and 400,672, it is not a prime number.