22534488 has 24 divisors (see below), whose sum is σ = 61031100. Its totient is φ = 7511472.

The previous prime is 22534483. The next prime is 22534507. The reversal of 22534488 is 88443522.

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

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22534481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156418 + ... + 156561.

Almost surely, 2^22534488 is an apocalyptic number.

It is an amenable number.

22534488 is an abundant number, since it is smaller than the sum of its proper divisors (38496612).

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

22534488 is a wasteful number, since it uses less digits than its factorization.

22534488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312991 (or 312984 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 22534488 is about 4747.0504526495. The cubic root of 22534488 is about 282.4549770315.

The spelling of 22534488 in words is "twenty-two million, five hundred thirty-four thousand, four hundred eighty-eight".