22665532 has 6 divisors (see below), whose sum is σ = 39664688. Its totient is φ = 11332764.

The previous prime is 22665529. The next prime is 22665583. The reversal of 22665532 is 23556622.

It is a junction number, because it is equal to n+sod(n) for n = 22665494 and 22665503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833188 + ... + 2833195.

Almost surely, 2^22665532 is an apocalyptic number.

It is an amenable number.

22665532 is a deficient number, since it is larger than the sum of its proper divisors (16999156).

22665532 is a wasteful number, since it uses less digits than its factorization.

22665532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666387 (or 5666385 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 22665532 is about 4760.8331203687. The cubic root of 22665532 is about 283.0014358953.

The spelling of 22665532 in words is "twenty-two million, six hundred sixty-five thousand, five hundred thirty-two".