6479904 has 24 divisors (see below), whose sum is σ = 17010000. Its totient is φ = 2159936.

The previous prime is 6479903. The next prime is 6479917. The reversal of 6479904 is 4099746.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (6479903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33654 + ... + 33845.

It is an arithmetic number, because the mean of its divisors is an integer number (708750).

Almost surely, 2^6479904 is an apocalyptic number.

It is an amenable number.

6479904 is an abundant number, since it is smaller than the sum of its proper divisors (10530096).

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

6479904 is a wasteful number, since it uses less digits than its factorization.

6479904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67512 (or 67504 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 6479904 is about 2545.5655560209. The cubic root of 6479904 is about 186.4330296912.

The spelling of 6479904 in words is "six million, four hundred seventy-nine thousand, nine hundred four".