3913904 has 10 divisors (see below), whose sum is σ = 7583220. Its totient is φ = 1956944.

The previous prime is 3913837. The next prime is 3913907. The reversal of 3913904 is 4093193.

It is not an unprimeable number, because it can be changed into a prime (3913907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122294 + ... + 122325.

It is an arithmetic number, because the mean of its divisors is an integer number (758322).

Almost surely, 2^3913904 is an apocalyptic number.

It is an amenable number.

3913904 is a deficient number, since it is larger than the sum of its proper divisors (3669316).

3913904 is a wasteful number, since it uses less digits than its factorization.

3913904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244627 (or 244621 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 3913904 is about 1978.3589158694. The cubic root of 3913904 is about 157.5929274399.

The spelling of 3913904 in words is "three million, nine hundred thirteen thousand, nine hundred four".