23533232 has 20 divisors (see below), whose sum is σ = 47578800. Its totient is φ = 11254848.

The previous prime is 23533217. The next prime is 23533243. The reversal of 23533232 is 23233532.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 23533198 and 23533207.

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, 31607 + ... + 32342.

It is an arithmetic number, because the mean of its divisors is an integer number (2378940).

Almost surely, 2^23533232 is an apocalyptic number.

It is an amenable number.

23533232 is an abundant number, since it is smaller than the sum of its proper divisors (24045568).

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

23533232 is a wasteful number, since it uses less digits than its factorization.

23533232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63980 (or 63974 counting only the distinct ones).

The product of its digits is 3240, while the sum is 23.

The square root of 23533232 is about 4851.1062655852. The cubic root of 23533232 is about 286.5676696804.

Adding to 23533232 its reverse (23233532), we get a palindrome (46766764).

The spelling of 23533232 in words is "twenty-three million, five hundred thirty-three thousand, two hundred thirty-two".