22915233 has 24 divisors (see below), whose sum is σ = 36313056. Its totient is φ = 13809600.

The previous prime is 22915229. The next prime is 22915253. The reversal of 22915233 is 33251922.

It is not a de Polignac number, because 22915233 - 2² = 22915229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22915197 and 22915206.

It is not an unprimeable number, because it can be changed into a prime (22915253) 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, 20341 + ... + 21437.

It is an arithmetic number, because the mean of its divisors is an integer number (1513044).

Almost surely, 2^22915233 is an apocalyptic number.

It is an amenable number.

22915233 is a deficient number, since it is larger than the sum of its proper divisors (13397823).

22915233 is a wasteful number, since it uses less digits than its factorization.

22915233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325 (or 1322 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 22915233 is about 4786.9857948400. The cubic root of 22915233 is about 284.0368967800.

The spelling of 22915233 in words is "twenty-two million, nine hundred fifteen thousand, two hundred thirty-three".