9988675 has 12 divisors (see below), whose sum is σ = 12650976. Its totient is φ = 7820000.

The previous prime is 9988633. The next prime is 9988687. The reversal of 9988675 is 5768899.

It is not a de Polignac number, because 9988675 - 2²¹ = 7891523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3076 + ... + 5425.

It is an arithmetic number, because the mean of its divisors is an integer number (1054248).

Almost surely, 2^9988675 is an apocalyptic number.

9988675 is a deficient number, since it is larger than the sum of its proper divisors (2662301).

9988675 is a wasteful number, since it uses less digits than its factorization.

9988675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8558 (or 8553 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 52.

The square root of 9988675 is about 3160.4865131812. The cubic root of 9988675 is about 215.3621083723.

The spelling of 9988675 in words is "nine million, nine hundred eighty-eight thousand, six hundred seventy-five".