320752475 has 12 divisors (see below), whose sum is σ = 397955184. Its totient is φ = 256458720.

The previous prime is 320752469. The next prime is 320752477. The reversal of 320752475 is 574257023.

It is not a de Polignac number, because 320752475 - 2⁴ = 320752459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320752477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87122 + ... + 90728.

It is an arithmetic number, because the mean of its divisors is an integer number (33162932).

Almost surely, 2^320752475 is an apocalyptic number.

320752475 is a deficient number, since it is larger than the sum of its proper divisors (77202709).

320752475 is a wasteful number, since it uses less digits than its factorization.

320752475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7174 (or 7169 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 320752475 is about 17909.5637858659. The cubic root of 320752475 is about 684.5260898804.

The spelling of 320752475 in words is "three hundred twenty million, seven hundred fifty-two thousand, four hundred seventy-five".