12776796 has 18 divisors (see below), whose sum is σ = 32296992. Its totient is φ = 4258920.

The previous prime is 12776783. The next prime is 12776801. The reversal of 12776796 is 69767721.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177420 + ... + 177491.

Almost surely, 2^12776796 is an apocalyptic number.

It is an amenable number.

12776796 is an abundant number, since it is smaller than the sum of its proper divisors (19520196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12776796 is a wasteful number, since it uses less digits than its factorization.

12776796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354921 (or 354916 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 12776796 is about 3574.4644354085. The cubic root of 12776796 is about 233.7799816652.

The spelling of 12776796 in words is "twelve million, seven hundred seventy-six thousand, seven hundred ninety-six".