9321872 has 20 divisors (see below), whose sum is σ = 20641536. Its totient is φ = 3995040.

The previous prime is 9321869. The next prime is 9321901. The reversal of 9321872 is 2781239.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41504 + ... + 41727.

Almost surely, 2^9321872 is an apocalyptic number.

It is an amenable number.

9321872 is an abundant number, since it is smaller than the sum of its proper divisors (11319664).

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

9321872 is a wasteful number, since it uses less digits than its factorization.

9321872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83246 (or 83240 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 9321872 is about 3053.1740860947. The cubic root of 9321872 is about 210.4591014025.

The spelling of 9321872 in words is "nine million, three hundred twenty-one thousand, eight hundred seventy-two".