9982788 has 12 divisors (see below), whose sum is σ = 23293200. Its totient is φ = 3327592.

The previous prime is 9982787. The next prime is 9982801. The reversal of 9982788 is 8872899.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 9982788.

It is not an unprimeable number, because it can be changed into a prime (9982781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415938 + ... + 415961.

It is an arithmetic number, because the mean of its divisors is an integer number (1941100).

Almost surely, 2^9982788 is an apocalyptic number.

It is an amenable number.

9982788 is an abundant number, since it is smaller than the sum of its proper divisors (13310412).

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

9982788 is a wasteful number, since it uses less digits than its factorization.

9982788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831906 (or 831904 counting only the distinct ones).

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

The square root of 9982788 is about 3159.5550319626. Note that the first 3 decimals coincide. The cubic root of 9982788 is about 215.3197909182.

The spelling of 9982788 in words is "nine million, nine hundred eighty-two thousand, seven hundred eighty-eight".