3904632 has 32 divisors (see below), whose sum is σ = 10846800. Its totient is φ = 1301472.

The previous prime is 3904631. The next prime is 3904639. The reversal of 3904632 is 2364093.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3904596 and 3904605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3904631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8823 + ... + 9254.

Almost surely, 2^3904632 is an apocalyptic number.

It is an amenable number.

3904632 is an abundant number, since it is smaller than the sum of its proper divisors (6942168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3904632 is a wasteful number, since it uses less digits than its factorization.

3904632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18092 (or 18082 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 3904632 is about 1976.0141699897. The cubic root of 3904632 is about 157.4683836765.

The spelling of 3904632 in words is "three million, nine hundred four thousand, six hundred thirty-two".