9982872 has 64 divisors (see below), whose sum is σ = 28044000. Its totient is φ = 3290112.

The previous prime is 9982871. The next prime is 9982879. The reversal of 9982872 is 2782899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9982871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24204 + ... + 24612.

Almost surely, 2^9982872 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 9982872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14022000).

9982872 is an abundant number, since it is smaller than the sum of its proper divisors (18061128).

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

9982872 is a wasteful number, since it uses less digits than its factorization.

9982872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 527 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 9982872 is about 3159.5683249457. The cubic root of 9982872 is about 215.3203948514.

The spelling of 9982872 in words is "nine million, nine hundred eighty-two thousand, eight hundred seventy-two".