Q: Is 1,400,672 a Prime Number?
A: No, 1,400,672 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 1400672 can be evenly divided by 1 2 4 7 8 13 14 16 26 28 32 37 52 56 74 91 104 112 148 169 182 208 224 259 296 338 364 416 481 518 592 676 728 962 1,036 1,183 1,184 1,352 1,456 1,924 2,072 2,366 2,704 2,912 3,367 3,848 4,144 4,732 5,408 6,253 6,734 7,696 8,288 9,464 12,506 13,468 15,392 18,928 25,012 26,936 37,856 43,771 50,024 53,872 87,542 100,048 107,744 175,084 200,096 350,168 700,336 and 1,400,672, with no remainder.
Since 1,400,672 cannot be divided by just 1 and 1,400,672, it is not a prime number.