9898872 has 32 divisors (see below), whose sum is σ = 24853200. Its totient is φ = 3285504.

The previous prime is 9898859. The next prime is 9898877. The reversal of 9898872 is 2788989.

9898872 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9898877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5904 + ... + 7392.

Almost surely, 2^9898872 is an apocalyptic number.

It is an amenable number.

9898872 is an abundant number, since it is smaller than the sum of its proper divisors (14954328).

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

9898872 is a wasteful number, since it uses less digits than its factorization.

9898872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775 (or 1771 counting only the distinct ones).

The product of its digits is 580608, while the sum is 51.

The square root of 9898872 is about 3146.2472884374. The cubic root of 9898872 is about 214.7147614591.

The spelling of 9898872 in words is "nine million, eight hundred ninety-eight thousand, eight hundred seventy-two".