22233252 has 12 divisors (see below), whose sum is σ = 51877616. Its totient is φ = 7411080.

The previous prime is 22233217. The next prime is 22233257. The reversal of 22233252 is 25233222.

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

It is not an unprimeable number, because it can be changed into a prime (22233257) 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, 926374 + ... + 926397.

Almost surely, 2^22233252 is an apocalyptic number.

It is an amenable number.

22233252 is an abundant number, since it is smaller than the sum of its proper divisors (29644364).

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

22233252 is a wasteful number, since it uses less digits than its factorization.

22233252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852778 (or 1852776 counting only the distinct ones).

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

The square root of 22233252 is about 4715.2149473804. The cubic root of 22233252 is about 281.1907284481.

Adding to 22233252 its reverse (25233222), we get a palindrome (47466474).

The spelling of 22233252 in words is "twenty-two million, two hundred thirty-three thousand, two hundred fifty-two".