22002904224 has 144 divisors (see below), whose sum is σ = 73816404480. Its totient is φ = 6083735040.

The previous prime is 22002904201. The next prime is 22002904243. The reversal of 22002904224 is 42240920022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113539 + ... + 238530.

It is an arithmetic number, because the mean of its divisors is an integer number (512613920).

Almost surely, 2^22002904224 is an apocalyptic number.

22002904224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22002904224 is an abundant number, since it is smaller than the sum of its proper divisors (51813500256).

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

22002904224 is a wasteful number, since it uses less digits than its factorization.

22002904224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352123 (or 352112 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 22002904224 in words is "twenty-two billion, two million, nine hundred four thousand, two hundred twenty-four".