23537532 has 12 divisors (see below), whose sum is σ = 54920936. Its totient is φ = 7845840.

The previous prime is 23537509. The next prime is 23537543. The reversal of 23537532 is 23573532.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 23537532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980719 + ... + 980742.

Almost surely, 2^23537532 is an apocalyptic number.

It is an amenable number.

23537532 is an abundant number, since it is smaller than the sum of its proper divisors (31383404).

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

23537532 is a wasteful number, since it uses less digits than its factorization.

23537532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961468 (or 1961466 counting only the distinct ones).

The product of its digits is 18900, while the sum is 30.

The square root of 23537532 is about 4851.5494432191. The cubic root of 23537532 is about 286.5851225309.

The spelling of 23537532 in words is "twenty-three million, five hundred thirty-seven thousand, five hundred thirty-two".