9885964 has 24 divisors (see below), whose sum is σ = 19107648. Its totient is φ = 4437840.

The previous prime is 9885913. The next prime is 9885979. The reversal of 9885964 is 4695889.

It is a happy number.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2299 + ... + 5005.

It is an arithmetic number, because the mean of its divisors is an integer number (796152).

Almost surely, 2^9885964 is an apocalyptic number.

It is an amenable number.

9885964 is a deficient number, since it is larger than the sum of its proper divisors (9221684).

9885964 is a wasteful number, since it uses less digits than its factorization.

9885964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805 (or 2803 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 9885964 is about 3144.1952865558. The cubic root of 9885964 is about 214.6213924471.

The spelling of 9885964 in words is "nine million, eight hundred eighty-five thousand, nine hundred sixty-four".