12765412 has 24 divisors (see below), whose sum is σ = 24498432. Its totient is φ = 5772000.

The previous prime is 12765383. The next prime is 12765413. The reversal of 12765412 is 21456721.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12765413) 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, 9162 + ... + 10462.

It is an arithmetic number, because the mean of its divisors is an integer number (1020768).

Almost surely, 2^12765412 is an apocalyptic number.

It is an amenable number.

12765412 is a deficient number, since it is larger than the sum of its proper divisors (11733020).

12765412 is a wasteful number, since it uses less digits than its factorization.

12765412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1537 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 12765412 is about 3572.8716741579. The cubic root of 12765412 is about 233.7105291433.

The spelling of 12765412 in words is "twelve million, seven hundred sixty-five thousand, four hundred twelve".