12766016 has 28 divisors (see below), whose sum is σ = 25501092. Its totient is φ = 6340608.

The previous prime is 12766009. The next prime is 12766027. The reversal of 12766016 is 61066721.

It can be written as a sum of positive squares in 2 ways, for example, as 10916416 + 1849600 = 3304^2 + 1360^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12766016.

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, 10496 + ... + 11648.

Almost surely, 2^12766016 is an apocalyptic number.

12766016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12766016 is a deficient number, since it is larger than the sum of its proper divisors (12735076).

12766016 is a wasteful number, since it uses less digits than its factorization.

12766016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12766016 is about 3572.9561990038. The cubic root of 12766016 is about 233.7142151173.

The spelling of 12766016 in words is "twelve million, seven hundred sixty-six thousand, sixteen".