22766532 has 24 divisors (see below), whose sum is σ = 53508000. Its totient is φ = 7533696.

The previous prime is 22766509. The next prime is 22766539. The reversal of 22766532 is 23566722.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22766493 and 22766502.

It is not an unprimeable number, because it can be changed into a prime (22766539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5157 + ... + 8492.

It is an arithmetic number, because the mean of its divisors is an integer number (2229500).

Almost surely, 2^22766532 is an apocalyptic number.

It is an amenable number.

22766532 is an abundant number, since it is smaller than the sum of its proper divisors (30741468).

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

22766532 is a wasteful number, since it uses less digits than its factorization.

22766532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13795 (or 13793 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 22766532 is about 4771.4287168520. The cubic root of 22766532 is about 283.4211744557.

The spelling of 22766532 in words is "twenty-two million, seven hundred sixty-six thousand, five hundred thirty-two".