22010232 has 16 divisors (see below), whose sum is σ = 55025640. Its totient is φ = 7336736.

The previous prime is 22010231. The next prime is 22010239. The reversal of 22010232 is 23201022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010231) 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, 458523 + ... + 458570.

Almost surely, 2^22010232 is an apocalyptic number.

It is an amenable number.

22010232 is an abundant number, since it is smaller than the sum of its proper divisors (33015408).

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

22010232 is a wasteful number, since it uses less digits than its factorization.

22010232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917102 (or 917098 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 22010232 is about 4691.5063678951. The cubic root of 22010232 is about 280.2473664334.

Adding to 22010232 its reverse (23201022), we get a palindrome (45211254).

The spelling of 22010232 in words is "twenty-two million, ten thousand, two hundred thirty-two".