22239473000 has 32 divisors (see below), whose sum is σ = 52040369160. Its totient is φ = 8895788800.

The previous prime is 22239472967. The next prime is 22239473017. The reversal of 22239473000 is 37493222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6308489476 + 15930983524 = 79426^2 + 126218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11118737 + ... + 11120736.

Almost surely, 2^22239473000 is an apocalyptic number.

22239473000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22239473000 is an abundant number, since it is smaller than the sum of its proper divisors (29800896160).

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

22239473000 is a wasteful number, since it uses less digits than its factorization.

22239473000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22239494 (or 22239480 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 22239473000 in words is "twenty-two billion, two hundred thirty-nine million, four hundred seventy-three thousand".