9872916 has 12 divisors (see below), whose sum is σ = 23036832. Its totient is φ = 3290968.

The previous prime is 9872899. The next prime is 9872921. The reversal of 9872916 is 6192789.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 411360 + ... + 411383.

It is an arithmetic number, because the mean of its divisors is an integer number (1919736).

Almost surely, 2^9872916 is an apocalyptic number.

It is an amenable number.

9872916 is an abundant number, since it is smaller than the sum of its proper divisors (13163916).

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

9872916 is a wasteful number, since it uses less digits than its factorization.

9872916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822750 (or 822748 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The square root of 9872916 is about 3142.1196667218. The cubic root of 9872916 is about 214.5269281183.

The spelling of 9872916 in words is "nine million, eight hundred seventy-two thousand, nine hundred sixteen".