22224232 has 16 divisors (see below), whose sum is σ = 42557760. Its totient is φ = 10875504.

The previous prime is 22224229. The next prime is 22224247. The reversal of 22224232 is 23242222.

It is a happy 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, 29178 + ... + 29929.

It is an arithmetic number, because the mean of its divisors is an integer number (2659860).

Almost surely, 2^22224232 is an apocalyptic number.

It is an amenable number.

22224232 is a deficient number, since it is larger than the sum of its proper divisors (20333528).

22224232 is a wasteful number, since it uses less digits than its factorization.

22224232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59160 (or 59156 counting only the distinct ones).

The product of its digits is 768, while the sum is 19.

The square root of 22224232 is about 4714.2583722151. The cubic root of 22224232 is about 281.1526970729.

Adding to 22224232 its reverse (23242222), we get a palindrome (45466454).

The spelling of 22224232 in words is "twenty-two million, two hundred twenty-four thousand, two hundred thirty-two".