22232432 has 20 divisors (see below), whose sum is σ = 45343080. Its totient is φ = 10531008.

The previous prime is 22232429. The next prime is 22232453. The reversal of 22232432 is 23423222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36263 + ... + 36870.

It is an arithmetic number, because the mean of its divisors is an integer number (2267154).

Almost surely, 2^22232432 is an apocalyptic number.

It is an amenable number.

22232432 is an abundant number, since it is smaller than the sum of its proper divisors (23110648).

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

22232432 is a wasteful number, since it uses less digits than its factorization.

22232432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73160 (or 73154 counting only the distinct ones).

The product of its digits is 1152, while the sum is 20.

The square root of 22232432 is about 4715.1279940209. The cubic root of 22232432 is about 281.1872714754.

Adding to 22232432 its reverse (23423222), we get a palindrome (45655654).

The spelling of 22232432 in words is "twenty-two million, two hundred thirty-two thousand, four hundred thirty-two".