3904844 has 6 divisors (see below), whose sum is σ = 6833484. Its totient is φ = 1952420.

The previous prime is 3904829. The next prime is 3904877. The reversal of 3904844 is 4484093.

It is a self number, because there is not a number n which added to its sum of digits gives 3904844.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488102 + ... + 488109.

It is an arithmetic number, because the mean of its divisors is an integer number (1138914).

Almost surely, 2^3904844 is an apocalyptic number.

It is an amenable number.

3904844 is a deficient number, since it is larger than the sum of its proper divisors (2928640).

3904844 is a wasteful number, since it uses less digits than its factorization.

3904844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976215 (or 976213 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 3904844 is about 1976.0678126016. The cubic root of 3904844 is about 157.4712335134.

The spelling of 3904844 in words is "three million, nine hundred four thousand, eight hundred forty-four".