986879388 has 36 divisors (see below), whose sum is σ = 2531091080. Its totient is φ = 299053920.

The previous prime is 986879357. The next prime is 986879401. The reversal of 986879388 is 883978689.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent 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, 338383 + ... + 341286.

Almost surely, 2^986879388 is an apocalyptic number.

It is an amenable number.

986879388 is an abundant number, since it is smaller than the sum of its proper divisors (1544211692).

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

986879388 is a wasteful number, since it uses less digits than its factorization.

986879388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679698 (or 679685 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 66.

The square root of 986879388 is about 31414.6365250340. The cubic root of 986879388 is about 995.6071941793.

The spelling of 986879388 in words is "nine hundred eighty-six million, eight hundred seventy-nine thousand, three hundred eighty-eight".