9876172 has 12 divisors (see below), whose sum is σ = 17309376. Its totient is φ = 4930640.

The previous prime is 9876161. The next prime is 9876271. The reversal of 9876172 is 2716789.

9876172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022 + ... + 4882.

It is an arithmetic number, because the mean of its divisors is an integer number (1442448).

Almost surely, 2^9876172 is an apocalyptic number.

It is an amenable number.

9876172 is a deficient number, since it is larger than the sum of its proper divisors (7433204).

9876172 is a wasteful number, since it uses less digits than its factorization.

9876172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728 (or 3726 counting only the distinct ones).

The product of its digits is 42336, while the sum is 40.

The square root of 9876172 is about 3142.6377455889. The cubic root of 9876172 is about 214.5505085514.

The spelling of 9876172 in words is "nine million, eight hundred seventy-six thousand, one hundred seventy-two".