12765764 has 24 divisors (see below), whose sum is σ = 24893568. Its totient is φ = 5678240.

The previous prime is 12765763. The next prime is 12765787. The reversal of 12765764 is 46756721.

It is not an unprimeable number, because it can be changed into a prime (12765763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019 + ... + 5154.

It is an arithmetic number, because the mean of its divisors is an integer number (1037232).

Almost surely, 2^12765764 is an apocalyptic number.

It is an amenable number.

12765764 is a deficient number, since it is larger than the sum of its proper divisors (12127804).

12765764 is a wasteful number, since it uses less digits than its factorization.

12765764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235 (or 6233 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 12765764 is about 3572.9209339139. The cubic root of 12765764 is about 233.7126772747.

It can be divided in two parts, 127657 and 64, that added together give a palindrome (127721).

The spelling of 12765764 in words is "twelve million, seven hundred sixty-five thousand, seven hundred sixty-four".