12767992 has 16 divisors (see below), whose sum is σ = 24269040. Its totient is φ = 6296256.

The previous prime is 12767987. The next prime is 12768023. The reversal of 12767992 is 29976721.

12767992 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10348 + ... + 11515.

It is an arithmetic number, because the mean of its divisors is an integer number (1516815).

Almost surely, 2^12767992 is an apocalyptic number.

It is an amenable number.

12767992 is a deficient number, since it is larger than the sum of its proper divisors (11501048).

12767992 is a wasteful number, since it uses less digits than its factorization.

12767992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21942 (or 21938 counting only the distinct ones).

The product of its digits is 95256, while the sum is 43.

The square root of 12767992 is about 3573.2327100260. The cubic root of 12767992 is about 233.7262730547.

The spelling of 12767992 in words is "twelve million, seven hundred sixty-seven thousand, nine hundred ninety-two".