12822166 has 8 divisors (see below), whose sum is σ = 21980880. Its totient is φ = 5495208.

The previous prime is 12822151. The next prime is 12822179. The reversal of 12822166 is 66122821.

12822166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457921 + ... + 457948.

It is an arithmetic number, because the mean of its divisors is an integer number (2747610).

Almost surely, 2^12822166 is an apocalyptic number.

12822166 is a deficient number, since it is larger than the sum of its proper divisors (9158714).

12822166 is an equidigital number, since it uses as much as digits as its factorization.

12822166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915878.

The product of its digits is 2304, while the sum is 28.

The square root of 12822166 is about 3580.8052167075. The cubic root of 12822166 is about 234.0563698905.

Adding to 12822166 its reverse (66122821), we get a palindrome (78944987).

The spelling of 12822166 in words is "twelve million, eight hundred twenty-two thousand, one hundred sixty-six".