22224308652 has 144 divisors (see below), whose sum is σ = 69601738752. Its totient is φ = 5822409600.

The previous prime is 22224308651. The next prime is 22224308737. The reversal of 22224308652 is 25680342222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (22224308651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 472213 + ... + 517139.

It is an arithmetic number, because the mean of its divisors is an integer number (483345408).

Almost surely, 2^22224308652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22224308652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34800869376).

22224308652 is an abundant number, since it is smaller than the sum of its proper divisors (47377430100).

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

22224308652 is a wasteful number, since it uses less digits than its factorization.

22224308652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45108 (or 45103 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 22224308652 in words is "twenty-two billion, two hundred twenty-four million, three hundred eight thousand, six hundred fifty-two".