3904528 has 10 divisors (see below), whose sum is σ = 7565054. Its totient is φ = 1952256.

The previous prime is 3904517. The next prime is 3904547. The reversal of 3904528 is 8254093.

It can be written as a sum of positive squares in only one way, i.e., 2347024 + 1557504 = 1532^2 + 1248^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3904528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122001 + ... + 122032.

Almost surely, 2^3904528 is an apocalyptic number.

It is an amenable number.

3904528 is a deficient number, since it is larger than the sum of its proper divisors (3660526).

3904528 is a wasteful number, since it uses less digits than its factorization.

3904528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244041 (or 244035 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 3904528 is about 1975.9878542137. The cubic root of 3904528 is about 157.4669856056.

The spelling of 3904528 in words is "three million, nine hundred four thousand, five hundred twenty-eight".