9888072 has 32 divisors (see below), whose sum is σ = 25574400. Its totient is φ = 3182144.

The previous prime is 9888041. The next prime is 9888089. The reversal of 9888072 is 2708889.

It is a happy 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, 6408 + ... + 7799.

It is an arithmetic number, because the mean of its divisors is an integer number (799200).

Almost surely, 2^9888072 is an apocalyptic number.

It is an amenable number.

9888072 is an abundant number, since it is smaller than the sum of its proper divisors (15686328).

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

9888072 is a wasteful number, since it uses less digits than its factorization.

9888072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14245 (or 14241 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 9888072 is about 3144.5304895962. The cubic root of 9888072 is about 214.6366460511.

The spelling of 9888072 in words is "nine million, eight hundred eighty-eight thousand, seventy-two".