3864904 has 32 divisors (see below), whose sum is σ = 7804800. Its totient is φ = 1788480.

The previous prime is 3864901. The next prime is 3864929. The reversal of 3864904 is 4094683.

It is a self number, because there is not a number n which added to its sum of digits gives 3864904.

It is not an unprimeable number, because it can be changed into a prime (3864901) 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, 6874 + ... + 7414.

It is an arithmetic number, because the mean of its divisors is an integer number (243900).

Almost surely, 2^3864904 is an apocalyptic number.

It is an amenable number.

3864904 is an abundant number, since it is smaller than the sum of its proper divisors (3939896).

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

3864904 is a wasteful number, since it uses less digits than its factorization.

3864904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 3864904 is about 1965.9359094335. The cubic root of 3864904 is about 156.9325037466.

The spelling of 3864904 in words is "three million, eight hundred sixty-four thousand, nine hundred four".