922472249172 has 48 divisors (see below), whose sum is σ = 2229028032000. Its totient is φ = 296721236448.

The previous prime is 922472249123. The next prime is 922472249173. The reversal of 922472249172 is 271942274229.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922472249173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10726672 + ... + 10812327.

It is an arithmetic number, because the mean of its divisors is an integer number (46438084000).

Almost surely, 2^922472249172 is an apocalyptic number.

It is an amenable number.

922472249172 is an abundant number, since it is smaller than the sum of its proper divisors (1306555782828).

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

922472249172 is a wasteful number, since it uses less digits than its factorization.

922472249172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21539132 (or 21539130 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 51.

The spelling of 922472249172 in words is "nine hundred twenty-two billion, four hundred seventy-two million, two hundred forty-nine thousand, one hundred seventy-two".