9165975 has 96 divisors (see below), whose sum is σ = 19998720. Its totient is φ = 3594240.

The previous prime is 9165931. The next prime is 9165977. The reversal of 9165975 is 5795619.

9165975 = 158² + 159² + ... + 315².

It is not a de Polignac number, because 9165975 - 2⁶ = 9165911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9165977) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 115986 + ... + 116064.

It is an arithmetic number, because the mean of its divisors is an integer number (208320).

Almost surely, 2^9165975 is an apocalyptic number.

9165975 is an abundant number, since it is smaller than the sum of its proper divisors (10832745).

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

9165975 is a wasteful number, since it uses less digits than its factorization.

9165975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 124 counting only the distinct ones).

The product of its digits is 85050, while the sum is 42.

The square root of 9165975 is about 3027.5361269521. The cubic root of 9165975 is about 209.2792753183.

It can be divided in two parts, 91 and 65975, that added together give a palindrome (66066).

The spelling of 9165975 in words is "nine million, one hundred sixty-five thousand, nine hundred seventy-five".