22915275 has 24 divisors (see below), whose sum is σ = 38323440. Its totient is φ = 12080640.

The previous prime is 22915261. The next prime is 22915279. The reversal of 22915275 is 57251922.

It is a happy number.

It is not a de Polignac number, because 22915275 - 2⁸ = 22915019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22915279) 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, 4959 + ... + 8391.

It is an arithmetic number, because the mean of its divisors is an integer number (1596810).

Almost surely, 2^22915275 is an apocalyptic number.

22915275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22915275 is a deficient number, since it is larger than the sum of its proper divisors (15408165).

22915275 is a wasteful number, since it uses less digits than its factorization.

22915275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535 (or 3530 counting only the distinct ones).

The product of its digits is 12600, while the sum is 33.

The square root of 22915275 is about 4786.9901817321. The cubic root of 22915275 is about 284.0370703115.

The spelling of 22915275 in words is "twenty-two million, nine hundred fifteen thousand, two hundred seventy-five".