320480768 has 20 divisors (see below), whose sum is σ = 640336620. Its totient is φ = 160240128.

The previous prime is 320480747. The next prime is 320480773. The reversal of 320480768 is 867084023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312458 + ... + 313481.

It is an arithmetic number, because the mean of its divisors is an integer number (32016831).

Almost surely, 2^320480768 is an apocalyptic number.

It is an amenable number.

320480768 is a deficient number, since it is larger than the sum of its proper divisors (319855852).

320480768 is an frugal number, since it uses more digits than its factorization.

320480768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625957 (or 625941 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 320480768 is about 17901.9766506383. The cubic root of 320480768 is about 684.3327496501.

The spelling of 320480768 in words is "three hundred twenty million, four hundred eighty thousand, seven hundred sixty-eight".