320880075 has 48 divisors (see below), whose sum is σ = 565380480. Its totient is φ = 160116480.

The previous prime is 320880047. The next prime is 320880089. The reversal of 320880075 is 570088023.

It is not a de Polignac number, because 320880075 - 2⁹ = 320879563 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116919 + ... + 119631.

It is an arithmetic number, because the mean of its divisors is an integer number (11778760).

Almost surely, 2^320880075 is an apocalyptic number.

320880075 is a deficient number, since it is larger than the sum of its proper divisors (244500405).

320880075 is a wasteful number, since it uses less digits than its factorization.

320880075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828 (or 2823 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 320880075 is about 17913.1257741356. The cubic root of 320880075 is about 684.6168493247.

The spelling of 320880075 in words is "three hundred twenty million, eight hundred eighty thousand, seventy-five".