22732890852 has 72 divisors (see below), whose sum is σ = 63831317760. Its totient is φ = 6271137600.

The previous prime is 22732890821. The next prime is 22732890853. The reversal of 22732890852 is 25809823722.

It is not an unprimeable number, because it can be changed into a prime (22732890853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 649524 + ... + 683627.

It is an arithmetic number, because the mean of its divisors is an integer number (886546080).

Almost surely, 2^22732890852 is an apocalyptic number.

It is an amenable number.

22732890852 is an abundant number, since it is smaller than the sum of its proper divisors (41098426908).

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

22732890852 is a wasteful number, since it uses less digits than its factorization.

22732890852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333201 (or 1333192 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 22732890852 in words is "twenty-two billion, seven hundred thirty-two million, eight hundred ninety thousand, eight hundred fifty-two".