12772716 has 24 divisors (see below), whose sum is σ = 32512704. Its totient is φ = 3870480.

The previous prime is 12772709. The next prime is 12772717. The reversal of 12772716 is 61727721.

It is a happy number.

12772716 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (12772717) 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, 48250 + ... + 48513.

It is an arithmetic number, because the mean of its divisors is an integer number (1354696).

Almost surely, 2^12772716 is an apocalyptic number.

It is an amenable number.

12772716 is an abundant number, since it is smaller than the sum of its proper divisors (19739988).

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

12772716 is a wasteful number, since it uses less digits than its factorization.

12772716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96781 (or 96779 counting only the distinct ones).

The product of its digits is 8232, while the sum is 33.

The square root of 12772716 is about 3573.8936749713. The cubic root of 12772716 is about 233.7550947825.

It can be divided in two parts, 1277 and 2716, that added together give a palindrome (3993).

The spelling of 12772716 in words is "twelve million, seven hundred seventy-two thousand, seven hundred sixteen".