12589764 has 48 divisors (see below), whose sum is σ = 32342016. Its totient is φ = 3780000.

The previous prime is 12589721. The next prime is 12589783. The reversal of 12589764 is 46798521.

Its product of digits (120960) is a multiple of the sum of its prime factors (896).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16389 + ... + 17139.

It is an arithmetic number, because the mean of its divisors is an integer number (673792).

Almost surely, 2^12589764 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 12589764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16171008).

12589764 is an abundant number, since it is smaller than the sum of its proper divisors (19752252).

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

12589764 is a wasteful number, since it uses less digits than its factorization.

12589764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896 (or 894 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 12589764 is about 3548.2057437527. The cubic root of 12589764 is about 232.6336472912.

The spelling of 12589764 in words is "twelve million, five hundred eighty-nine thousand, seven hundred sixty-four".