3925305 has 24 divisors (see below), whose sum is σ = 7163520. Its totient is φ = 1982880.

The previous prime is 3925301. The next prime is 3925307. The reversal of 3925305 is 5035293.

It is not a de Polignac number, because 3925305 - 2² = 3925301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3925301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1441 + ... + 3150.

It is an arithmetic number, because the mean of its divisors is an integer number (298480).

Almost surely, 2^3925305 is an apocalyptic number.

It is an amenable number.

3925305 is a deficient number, since it is larger than the sum of its proper divisors (3238215).

3925305 is a wasteful number, since it uses less digits than its factorization.

3925305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4621 (or 4618 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 3925305 is about 1981.2382491765. The cubic root of 3925305 is about 157.7457991168.

The spelling of 3925305 in words is "three million, nine hundred twenty-five thousand, three hundred five".