12836705 has 16 divisors (see below), whose sum is σ = 18213120. Its totient is φ = 8498112.

The previous prime is 12836693. The next prime is 12836713. The reversal of 12836705 is 50763821.

It is a happy number.

It is not a de Polignac number, because 12836705 - 2²⁰ = 11788129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5309 + ... + 7338.

It is an arithmetic number, because the mean of its divisors is an integer number (1138320).

Almost surely, 2^12836705 is an apocalyptic number.

It is an amenable number.

12836705 is a deficient number, since it is larger than the sum of its proper divisors (5376415).

12836705 is a wasteful number, since it uses less digits than its factorization.

12836705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12688.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 12836705 is about 3582.8347715182. The cubic root of 12836705 is about 234.1448016520.

The spelling of 12836705 in words is "twelve million, eight hundred thirty-six thousand, seven hundred five".