22558132 has 6 divisors (see below), whose sum is σ = 39476738. Its totient is φ = 11279064.

The previous prime is 22558127. The next prime is 22558139. The reversal of 22558132 is 23185522.

It can be written as a sum of positive squares in only one way, i.e., 17522596 + 5035536 = 4186^2 + 2244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22558132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22558139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2819763 + ... + 2819770.

Almost surely, 2^22558132 is an apocalyptic number.

It is an amenable number.

22558132 is a deficient number, since it is larger than the sum of its proper divisors (16918606).

22558132 is a wasteful number, since it uses less digits than its factorization.

22558132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5639537 (or 5639535 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 22558132 is about 4749.5401882709. The cubic root of 22558132 is about 282.5537298278.

The spelling of 22558132 in words is "twenty-two million, five hundred fifty-eight thousand, one hundred thirty-two".