320697675 has 36 divisors (see below), whose sum is σ = 604645080. Its totient is φ = 162034560.

The previous prime is 320697667. The next prime is 320697677. The reversal of 320697675 is 576796023.

It is not a de Polignac number, because 320697675 - 2³ = 320697667 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 320697675.

It is not an unprimeable number, because it can be changed into a prime (320697677) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33234 + ... + 41783.

Almost surely, 2^320697675 is an apocalyptic number.

320697675 is a deficient number, since it is larger than the sum of its proper divisors (283947405).

320697675 is a wasteful number, since it uses less digits than its factorization.

320697675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75052 (or 75044 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The square root of 320697675 is about 17908.0338116723. The cubic root of 320697675 is about 684.4871042979.

The spelling of 320697675 in words is "three hundred twenty million, six hundred ninety-seven thousand, six hundred seventy-five".