12826616 has 16 divisors (see below), whose sum is σ = 26236440. Its totient is φ = 5830240.

The previous prime is 12826609. The next prime is 12826621. The reversal of 12826616 is 61662821.

It is a super-2 number, since 2×12826616² = 329044156022912, which contains 22 as substring.

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, 72791 + ... + 72966.

Almost surely, 2^12826616 is an apocalyptic number.

It is an amenable number.

12826616 is an abundant number, since it is smaller than the sum of its proper divisors (13409824).

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

12826616 is a wasteful number, since it uses less digits than its factorization.

12826616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145774 (or 145770 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 12826616 is about 3581.4265314257. The cubic root of 12826616 is about 234.0834435892.

It can be divided in two parts, 12 and 826616, that added together give a palindrome (826628).

The spelling of 12826616 in words is "twelve million, eight hundred twenty-six thousand, six hundred sixteen".