22532 has 12 divisors (see below), whose sum is σ = 40656. Its totient is φ = 10920.

The previous prime is 22531. The next prime is 22541. The reversal of 22532 is 23522.

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (22531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107 + ... + 237.

It is an arithmetic number, because the mean of its divisors is an integer number (3388).

2²²⁵³² is an apocalyptic number.

It is an amenable number.

22532 is a deficient number, since it is larger than the sum of its proper divisors (18124).

22532 is a wasteful number, since it uses less digits than its factorization.

22532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 176 counting only the distinct ones).

The product of its digits is 120, while the sum is 14.

The square root of 22532 is about 150.1066287677. The cubic root of 22532 is about 28.2444581501.

Subtracting 22532 from its reverse (23522), we obtain a triangular number (990 = T₄₄).

The spelling of 22532 in words is "twenty-two thousand, five hundred thirty-two".