3490904 has 32 divisors (see below), whose sum is σ = 6955200. Its totient is φ = 1639680.

The previous prime is 3490891. The next prime is 3490937. The reversal of 3490904 is 4090943.

It is a happy number.

3490904 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

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, 9329 + ... + 9695.

It is an arithmetic number, because the mean of its divisors is an integer number (217350).

Almost surely, 2^3490904 is an apocalyptic number.

It is an amenable number.

3490904 is a deficient number, since it is larger than the sum of its proper divisors (3464296).

3490904 is a wasteful number, since it uses less digits than its factorization.

3490904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 3490904 is about 1868.3961036140. The cubic root of 3490904 is about 151.6978068061.

The spelling of 3490904 in words is "three million, four hundred ninety thousand, nine hundred four".