3440904 has 32 divisors (see below), whose sum is σ = 8648640. Its totient is φ = 1140800.

The previous prime is 3440897. The next prime is 3440929. The reversal of 3440904 is 4090443.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7234 + ... + 7694.

It is an arithmetic number, because the mean of its divisors is an integer number (270270).

Almost surely, 2^3440904 is an apocalyptic number.

It is an amenable number.

3440904 is an abundant number, since it is smaller than the sum of its proper divisors (5207736).

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

3440904 is a wasteful number, since it uses less digits than its factorization.

3440904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3440904 is about 1854.9673851580. The cubic root of 3440904 is about 150.9700684792.

The spelling of 3440904 in words is "three million, four hundred forty thousand, nine hundred four".