12864764 has 12 divisors (see below), whose sum is σ = 24560088. Its totient is φ = 5847600.

The previous prime is 12864763. The next prime is 12864791. The reversal of 12864764 is 46746821.

12864764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12864763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146147 + ... + 146234.

It is an arithmetic number, because the mean of its divisors is an integer number (2046674).

Almost surely, 2^12864764 is an apocalyptic number.

It is an amenable number.

12864764 is a deficient number, since it is larger than the sum of its proper divisors (11695324).

12864764 is a wasteful number, since it uses less digits than its factorization.

12864764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292396 (or 292394 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 12864764 is about 3586.7483881644. The cubic root of 12864764 is about 234.3152786266.

The spelling of 12864764 in words is "twelve million, eight hundred sixty-four thousand, seven hundred sixty-four".