12726112 has 24 divisors (see below), whose sum is σ = 28634256. Its totient is φ = 5453952.

The previous prime is 12726083. The next prime is 12726127. The reversal of 12726112 is 21162721.

It is a happy number.

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, 28183 + ... + 28630.

It is an arithmetic number, because the mean of its divisors is an integer number (1193094).

Almost surely, 2^12726112 is an apocalyptic number.

It is an amenable number.

12726112 is an abundant number, since it is smaller than the sum of its proper divisors (15908144).

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

12726112 is an equidigital number, since it uses as much as digits as its factorization.

12726112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56830 (or 56822 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 12726112 is about 3567.3676569706. The cubic root of 12726112 is about 233.4704463969.

Adding to 12726112 its reverse (21162721), we get a palindrome (33888833).

The spelling of 12726112 in words is "twelve million, seven hundred twenty-six thousand, one hundred twelve".