9656864 has 48 divisors (see below), whose sum is σ = 22881600. Its totient is φ = 3919104.

The previous prime is 9656863. The next prime is 9656869. The reversal of 9656864 is 4686569.

It is not an unprimeable number, because it can be changed into a prime (9656863) 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, 3122 + ... + 5390.

It is an arithmetic number, because the mean of its divisors is an integer number (476700).

Almost surely, 2^9656864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9656864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11440800).

9656864 is an abundant number, since it is smaller than the sum of its proper divisors (13224736).

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

9656864 is a wasteful number, since it uses less digits than its factorization.

9656864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305 (or 2297 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 9656864 is about 3107.5495169023. The cubic root of 9656864 is about 212.9505200738.

The spelling of 9656864 in words is "nine million, six hundred fifty-six thousand, eight hundred sixty-four".