9887164 has 24 divisors (see below), whose sum is σ = 19862528. Its totient is φ = 4218480.

The previous prime is 9887159. The next prime is 9887179. The reversal of 9887164 is 4617889.

It is a self number, because there is not a number n which added to its sum of digits gives 9887164.

It is a congruent 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, 6937 + ... + 8239.

Almost surely, 2^9887164 is an apocalyptic number.

It is an amenable number.

9887164 is an abundant number, since it is smaller than the sum of its proper divisors (9975364).

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

9887164 is a wasteful number, since it uses less digits than its factorization.

9887164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1583 counting only the distinct ones).

The product of its digits is 96768, while the sum is 43.

The square root of 9887164 is about 3144.3861086069. The cubic root of 9887164 is about 214.6300759790.

The spelling of 9887164 in words is "nine million, eight hundred eighty-seven thousand, one hundred sixty-four".