13836747 has 8 divisors (see below), whose sum is σ = 18537280. Its totient is φ = 9180360.

The previous prime is 13836727. The next prime is 13836751. The reversal of 13836747 is 74763831.

13836747 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 not a de Polignac number, because 13836747 - 2⁷ = 13836619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13836707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10297 + ... + 11562.

It is an arithmetic number, because the mean of its divisors is an integer number (2317160).

Almost surely, 2^13836747 is an apocalyptic number.

13836747 is a deficient number, since it is larger than the sum of its proper divisors (4700533).

13836747 is a wasteful number, since it uses less digits than its factorization.

13836747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22073.

The product of its digits is 84672, while the sum is 39.

The square root of 13836747 is about 3719.7778159455. Note that the first 3 decimals coincide. The cubic root of 13836747 is about 240.0737446993.

The spelling of 13836747 in words is "thirteen million, eight hundred thirty-six thousand, seven hundred forty-seven".