12772822 has 8 divisors (see below), whose sum is σ = 19184256. Its totient is φ = 6378072.

The previous prime is 12772817. The next prime is 12772871. The reversal of 12772822 is 22827721.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2038 + ... + 5449.

It is an arithmetic number, because the mean of its divisors is an integer number (2398032).

Almost surely, 2^12772822 is an apocalyptic number.

12772822 is a deficient number, since it is larger than the sum of its proper divisors (6411434).

12772822 is an equidigital number, since it uses as much as digits as its factorization.

12772822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8342.

The product of its digits is 6272, while the sum is 31.

The square root of 12772822 is about 3573.9085047046. The cubic root of 12772822 is about 233.7557414206.

The spelling of 12772822 in words is "twelve million, seven hundred seventy-two thousand, eight hundred twenty-two".