9980112 has 40 divisors (see below), whose sum is σ = 26275104. Its totient is φ = 3263104.

The previous prime is 9980107. The next prime is 9980123. The reversal of 9980112 is 2110899.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9980112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583 + ... + 4505.

Almost surely, 2^9980112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9980112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13137552).

9980112 is an abundant number, since it is smaller than the sum of its proper divisors (16294992).

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

9980112 is a wasteful number, since it uses less digits than its factorization.

9980112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987 (or 3981 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 9980112 is about 3159.1315262268. The cubic root of 9980112 is about 215.3005495582.

The spelling of 9980112 in words is "nine million, nine hundred eighty thousand, one hundred twelve".