12767828 has 12 divisors (see below), whose sum is σ = 22424640. Its totient is φ = 6360792.

The previous prime is 12767827. The next prime is 12767857. The reversal of 12767828 is 82876721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12767827) 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, 4508 + ... + 6771.

It is an arithmetic number, because the mean of its divisors is an integer number (1868720).

Almost surely, 2^12767828 is an apocalyptic number.

It is an amenable number.

12767828 is a deficient number, since it is larger than the sum of its proper divisors (9656812).

12767828 is a wasteful number, since it uses less digits than its factorization.

12767828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11566 (or 11564 counting only the distinct ones).

The product of its digits is 75264, while the sum is 41.

The square root of 12767828 is about 3573.2097615449. The cubic root of 12767828 is about 233.7252723421.

The spelling of 12767828 in words is "twelve million, seven hundred sixty-seven thousand, eight hundred twenty-eight".