9936564 has 24 divisors (see below), whose sum is σ = 25293408. Its totient is φ = 3011040.

The previous prime is 9936557. The next prime is 9936571. The reversal of 9936564 is 4656399.

It is an interprime number because it is at equal distance from previous prime (9936557) and next prime (9936571).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37507 + ... + 37770.

It is an arithmetic number, because the mean of its divisors is an integer number (1053892).

Almost surely, 2^9936564 is an apocalyptic number.

It is an amenable number.

9936564 is an abundant number, since it is smaller than the sum of its proper divisors (15356844).

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

9936564 is a wasteful number, since it uses less digits than its factorization.

9936564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75295 (or 75293 counting only the distinct ones).

The product of its digits is 174960, while the sum is 42.

The square root of 9936564 is about 3152.2315904768. The cubic root of 9936564 is about 214.9869398953.

It can be divided in two parts, 993 and 6564, that added together give a palindrome (7557).

The spelling of 9936564 in words is "nine million, nine hundred thirty-six thousand, five hundred sixty-four".