9321423072 has 96 divisors (see below), whose sum is σ = 27496723968. Its totient is φ = 2743420416.

The previous prime is 9321423037. The next prime is 9321423073. The reversal of 9321423072 is 2703241239.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9321423073) 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, 133668 + ... + 191075.

It is an arithmetic number, because the mean of its divisors is an integer number (286424208).

Almost surely, 2^9321423072 is an apocalyptic number.

9321423072 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9321423072 is an abundant number, since it is smaller than the sum of its proper divisors (18175300896).

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

9321423072 is a wasteful number, since it uses less digits than its factorization.

9321423072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324792 (or 324784 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 9321423072 is about 96547.5171715979. The cubic root of 9321423072 is about 2104.5572287867.

The spelling of 9321423072 in words is "nine billion, three hundred twenty-one million, four hundred twenty-three thousand, seventy-two".