3904944 has 20 divisors (see below), whose sum is σ = 10087896. Its totient is φ = 1301632.

The previous prime is 3904933. The next prime is 3904973. The reversal of 3904944 is 4494093.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40629 + ... + 40724.

Almost surely, 2^3904944 is an apocalyptic number.

It is an amenable number.

3904944 is an abundant number, since it is smaller than the sum of its proper divisors (6182952).

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

3904944 is a wasteful number, since it uses less digits than its factorization.

3904944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81364 (or 81358 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 3904944 is about 1976.0931152150. The cubic root of 3904944 is about 157.4725777403.

It can be divided in two parts, 39049 and 44, that added together give a palindrome (39093).

The spelling of 3904944 in words is "three million, nine hundred four thousand, nine hundred forty-four".