6345904 has 10 divisors (see below), whose sum is σ = 12295220. Its totient is φ = 3172944.

The previous prime is 6345887. The next prime is 6345919. The reversal of 6345904 is 4095436.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198294 + ... + 198325.

It is an arithmetic number, because the mean of its divisors is an integer number (1229522).

Almost surely, 2^6345904 is an apocalyptic number.

It is an amenable number.

6345904 is a deficient number, since it is larger than the sum of its proper divisors (5949316).

6345904 is a wasteful number, since it uses less digits than its factorization.

6345904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396627 (or 396621 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6345904 is about 2519.1077785597. The cubic root of 6345904 is about 185.1389654686.

The spelling of 6345904 in words is "six million, three hundred forty-five thousand, nine hundred four".