23165275 has 24 divisors (see below), whose sum is σ = 34561280. Its totient is φ = 15046560.

The previous prime is 23165273. The next prime is 23165281. The reversal of 23165275 is 57256132.

It is not a de Polignac number, because 23165275 - 2¹ = 23165273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23165273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159 + ... + 6808.

Almost surely, 2^23165275 is an apocalyptic number.

23165275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23165275 is a deficient number, since it is larger than the sum of its proper divisors (11396005).

23165275 is a wasteful number, since it uses less digits than its factorization.

23165275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7003 (or 6998 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 23165275 is about 4813.0317888001. The cubic root of 23165275 is about 285.0662613964.

The spelling of 23165275 in words is "twenty-three million, one hundred sixty-five thousand, two hundred seventy-five".