22888452 has 12 divisors (see below), whose sum is σ = 53406416. Its totient is φ = 7629480.

The previous prime is 22888441. The next prime is 22888457. The reversal of 22888452 is 25488822.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22888452.

It is not an unprimeable number, because it can be changed into a prime (22888457) 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, 953674 + ... + 953697.

Almost surely, 2^22888452 is an apocalyptic number.

It is an amenable number.

22888452 is an abundant number, since it is smaller than the sum of its proper divisors (30517964).

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

22888452 is a wasteful number, since it uses less digits than its factorization.

22888452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907378 (or 1907376 counting only the distinct ones).

The product of its digits is 81920, while the sum is 39.

The square root of 22888452 is about 4784.1877053477. The cubic root of 22888452 is about 283.9262024745.

The spelling of 22888452 in words is "twenty-two million, eight hundred eighty-eight thousand, four hundred fifty-two".