12329564 has 48 divisors (see below), whose sum is σ = 24790080. Its totient is φ = 5353920.

The previous prime is 12329563. The next prime is 12329579. The reversal of 12329564 is 46592321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12329564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12329563) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 202094 + ... + 202154.

It is an arithmetic number, because the mean of its divisors is an integer number (516460).

Almost surely, 2^12329564 is an apocalyptic number.

It is an amenable number.

12329564 is an abundant number, since it is smaller than the sum of its proper divisors (12460516).

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

12329564 is a wasteful number, since it uses less digits than its factorization.

12329564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 99 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 12329564 is about 3511.3478893439. The cubic root of 12329564 is about 231.0198192674.

The spelling of 12329564 in words is "twelve million, three hundred twenty-nine thousand, five hundred sixty-four".