22765896 has 24 divisors (see below), whose sum is σ = 61657830. Its totient is φ = 7588608.

The previous prime is 22765891. The next prime is 22765901. The reversal of 22765896 is 69856722.

It is an interprime number because it is at equal distance from previous prime (22765891) and next prime (22765901).

It can be written as a sum of positive squares in only one way, i.e., 22752900 + 12996 = 4770^2 + 114^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (22765891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158025 + ... + 158168.

Almost surely, 2^22765896 is an apocalyptic number.

It is an amenable number.

22765896 is an abundant number, since it is smaller than the sum of its proper divisors (38891934).

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

22765896 is a wasteful number, since it uses less digits than its factorization.

22765896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316205 (or 316198 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 22765896 is about 4771.3620696820. The cubic root of 22765896 is about 283.4185352374.

The spelling of 22765896 in words is "twenty-two million, seven hundred sixty-five thousand, eight hundred ninety-six".