9885764 has 24 divisors (see below), whose sum is σ = 19998720. Its totient is φ = 4188096.

The previous prime is 9885763. The next prime is 9885773. The reversal of 9885764 is 4675889.

It is not an unprimeable number, because it can be changed into a prime (9885761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509 + ... + 4475.

It is an arithmetic number, because the mean of its divisors is an integer number (833280).

Almost surely, 2^9885764 is an apocalyptic number.

It is an amenable number.

9885764 is an abundant number, since it is smaller than the sum of its proper divisors (10112956).

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

9885764 is a wasteful number, since it uses less digits than its factorization.

9885764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067 (or 4065 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 9885764 is about 3144.1634817547. The cubic root of 9885764 is about 214.6199451234.

The spelling of 9885764 in words is "nine million, eight hundred eighty-five thousand, seven hundred sixty-four".