9898112 has 32 divisors (see below), whose sum is σ = 22537920. Its totient is φ = 4241664.

The previous prime is 9898087. The next prime is 9898117. The reversal of 9898112 is 2118989.

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

It is not an unprimeable number, because it can be changed into a prime (9898117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4628 + ... + 6419.

It is an arithmetic number, because the mean of its divisors is an integer number (704310).

Almost surely, 2^9898112 is an apocalyptic number.

It is an amenable number.

9898112 is an abundant number, since it is smaller than the sum of its proper divisors (12639808).

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

9898112 is a wasteful number, since it uses less digits than its factorization.

9898112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11068 (or 11056 counting only the distinct ones).

The product of its digits is 10368, while the sum is 38.

The square root of 9898112 is about 3146.1265073102. The cubic root of 9898112 is about 214.7092663079.

The spelling of 9898112 in words is "nine million, eight hundred ninety-eight thousand, one hundred twelve".