9830847872 has 32 divisors (see below), whose sum is σ = 20001604320. Its totient is φ = 4810837504.

The previous prime is 9830847869. The next prime is 9830847889. The reversal of 9830847872 is 2787480389.

It is a tau number, because it is divible by the number of its divisors (32).

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, 811043 + ... + 823074.

It is an arithmetic number, because the mean of its divisors is an integer number (625050135).

Almost surely, 2^9830847872 is an apocalyptic number.

It is an amenable number.

9830847872 is an abundant number, since it is smaller than the sum of its proper divisors (10170756448).

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

9830847872 is a wasteful number, since it uses less digits than its factorization.

9830847872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634178 (or 1634166 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 56.

The square root of 9830847872 is about 99150.6322319732. The cubic root of 9830847872 is about 2142.2179723507.

The spelling of 9830847872 in words is "nine billion, eight hundred thirty million, eight hundred forty-seven thousand, eight hundred seventy-two".