9657564 has 48 divisors (see below), whose sum is σ = 27272448. Its totient is φ = 2596608.

The previous prime is 9657563. The next prime is 9657569. The reversal of 9657564 is 4657569.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9657563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1954 + ... + 4809.

It is an arithmetic number, because the mean of its divisors is an integer number (568176).

Almost surely, 2^9657564 is an apocalyptic number.

It is an amenable number.

9657564 is an abundant number, since it is smaller than the sum of its proper divisors (17614884).

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

9657564 is a wasteful number, since it uses less digits than its factorization.

9657564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6794 (or 6792 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 9657564 is about 3107.6621437988. The cubic root of 9657564 is about 212.9556653522.

The spelling of 9657564 in words is "nine million, six hundred fifty-seven thousand, five hundred sixty-four".