320607264 has 24 divisors (see below), whose sum is σ = 841594320. Its totient is φ = 106869056.

The previous prime is 320607247. The next prime is 320607293. The reversal of 320607264 is 462706023.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669734 + ... + 1669925.

It is an arithmetic number, because the mean of its divisors is an integer number (35066430).

Almost surely, 2^320607264 is an apocalyptic number.

It is an amenable number.

320607264 is an abundant number, since it is smaller than the sum of its proper divisors (520987056).

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

320607264 is a wasteful number, since it uses less digits than its factorization.

320607264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339672 (or 3339664 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 320607264 is about 17905.5093197597. The cubic root of 320607264 is about 684.4227747804.

The spelling of 320607264 in words is "three hundred twenty million, six hundred seven thousand, two hundred sixty-four".