12826116 has 36 divisors (see below), whose sum is σ = 32764732. Its totient is φ = 4230144.

The previous prime is 12826097. The next prime is 12826141. The reversal of 12826116 is 61162821.

It can be written as a sum of positive squares in 2 ways, for example, as 2903616 + 9922500 = 1704^2 + 3150^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12826116.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1656 + ... + 5328.

Almost surely, 2^12826116 is an apocalyptic number.

It is an amenable number.

12826116 is an abundant number, since it is smaller than the sum of its proper divisors (19938616).

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

12826116 is a wasteful number, since it uses less digits than its factorization.

12826116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780 (or 3775 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 12826116 is about 3581.3567261584. The cubic root of 12826116 is about 234.0804019129.

Adding to 12826116 its reverse (61162821), we get a palindrome (73988937).

It can be divided in two parts, 128 and 26116, that added together give a square (26244 = 162²).

The spelling of 12826116 in words is "twelve million, eight hundred twenty-six thousand, one hundred sixteen".