9885656 has 16 divisors (see below), whose sum is σ = 20220840. Its totient is φ = 4493440.

The previous prime is 9885647. The next prime is 9885727. The reversal of 9885656 is 6565889.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9885656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56081 + ... + 56256.

Almost surely, 2^9885656 is an apocalyptic number.

It is an amenable number.

9885656 is an abundant number, since it is smaller than the sum of its proper divisors (10335184).

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

9885656 is a wasteful number, since it uses less digits than its factorization.

9885656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112354 (or 112350 counting only the distinct ones).

The product of its digits is 518400, while the sum is 47.

The square root of 9885656 is about 3144.1463070283. The cubic root of 9885656 is about 214.6191635606.

The spelling of 9885656 in words is "nine million, eight hundred eighty-five thousand, six hundred fifty-six".