Q: Is 2,521,925 a Prime Number?
A: No, 2,521,925 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 2521925 can be evenly divided by 1 5 7 25 35 175 14,411 72,055 100,877 360,275 504,385 and 2,521,925, with no remainder.
Since 2,521,925 cannot be divided by just 1 and 2,521,925, it is not a prime number.