12612772 has 12 divisors (see below), whose sum is σ = 22103536. Its totient is φ = 6297480.

The previous prime is 12612757. The next prime is 12612773. The reversal of 12612772 is 27721621.

It is a self number, because there is not a number n which added to its sum of digits gives 12612772.

It is not an unprimeable number, because it can be changed into a prime (12612773) 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, 1747 + ... + 5317.

Almost surely, 2^12612772 is an apocalyptic number.

It is an amenable number.

12612772 is a deficient number, since it is larger than the sum of its proper divisors (9490764).

12612772 is a wasteful number, since it uses less digits than its factorization.

12612772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458 (or 4456 counting only the distinct ones).

The product of its digits is 2352, while the sum is 28.

The square root of 12612772 is about 3551.4464658784. The cubic root of 12612772 is about 232.7752749846.

The spelling of 12612772 in words is "twelve million, six hundred twelve thousand, seven hundred seventy-two".