9409722222 has 32 divisors (see below), whose sum is σ = 19815004800. Its totient is φ = 2970731808.

The previous prime is 9409722209. The next prime is 9409722263. The reversal of 9409722222 is 2222279049.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583593 + ... + 599499.

It is an arithmetic number, because the mean of its divisors is an integer number (619218900).

Almost surely, 2^9409722222 is an apocalyptic number.

9409722222 is an abundant number, since it is smaller than the sum of its proper divisors (10405282578).

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

9409722222 is a wasteful number, since it uses less digits than its factorization.

9409722222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21120.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 9409722222 is about 97003.7227223780. The cubic root of 9409722222 is about 2111.1816432614.

The spelling of 9409722222 in words is "nine billion, four hundred nine million, seven hundred twenty-two thousand, two hundred twenty-two".