22816532 has 12 divisors (see below), whose sum is σ = 40234656. Its totient is φ = 11320920.

The previous prime is 22816513. The next prime is 22816537. The reversal of 22816532 is 23561822.

It is a junction number, because it is equal to n+sod(n) for n = 22816495 and 22816504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22816537) 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 3 ways as a sum of consecutive naturals, for example, 21248 + ... + 22295.

It is an arithmetic number, because the mean of its divisors is an integer number (3352888).

Almost surely, 2^22816532 is an apocalyptic number.

It is an amenable number.

22816532 is a deficient number, since it is larger than the sum of its proper divisors (17418124).

22816532 is a wasteful number, since it uses less digits than its factorization.

22816532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43678 (or 43676 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 22816532 is about 4776.6653640380. The cubic root of 22816532 is about 283.6285065338.

The spelling of 22816532 in words is "twenty-two million, eight hundred sixteen thousand, five hundred thirty-two".