22332252 has 12 divisors (see below), whose sum is σ = 52108616. Its totient is φ = 7444080.

The previous prime is 22332251. The next prime is 22332253. The reversal of 22332252 is 25223322.

It is an interprime number because it is at equal distance from previous prime (22332251) and next prime (22332253).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22332251) 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, 930499 + ... + 930522.

Almost surely, 2^22332252 is an apocalyptic number.

It is an amenable number.

22332252 is an abundant number, since it is smaller than the sum of its proper divisors (29776364).

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

22332252 is a wasteful number, since it uses less digits than its factorization.

22332252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861028 (or 1861026 counting only the distinct ones).

The product of its digits is 1440, while the sum is 21.

The square root of 22332252 is about 4725.7012178088. The cubic root of 22332252 is about 281.6074715810.

Adding to 22332252 its reverse (25223322), we get a palindrome (47555574).

The spelling of 22332252 in words is "twenty-two million, three hundred thirty-two thousand, two hundred fifty-two".