22932867520 has 224 divisors, whose sum is σ = 57678888960. Its totient is φ = 8674283520.

The previous prime is 22932867493. The next prime is 22932867521. The reversal of 22932867520 is 2576823922.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22932867521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137322477 + ... + 137322643.

It is an arithmetic number, because the mean of its divisors is an integer number (257495040).

Almost surely, 2^22932867520 is an apocalyptic number.

22932867520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22932867520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28839444480).

22932867520 is an abundant number, since it is smaller than the sum of its proper divisors (34746021440).

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

22932867520 is a wasteful number, since it uses less digits than its factorization.

22932867520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 22932867520 in words is "twenty-two billion, nine hundred thirty-two million, eight hundred sixty-seven thousand, five hundred twenty".