13736909 has 8 divisors (see below), whose sum is σ = 14200032. Its totient is φ = 13280400.

The previous prime is 13736903. The next prime is 13736917. The reversal of 13736909 is 90963731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13736909 - 2¹⁶ = 13671373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13736903) 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, 2762 + ... + 5924.

It is an arithmetic number, because the mean of its divisors is an integer number (1775004).

Almost surely, 2^13736909 is an apocalyptic number.

It is an amenable number.

13736909 is a deficient number, since it is larger than the sum of its proper divisors (463123).

13736909 is a wasteful number, since it uses less digits than its factorization.

13736909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 13736909 is about 3706.3336331205. Note that the first 3 decimals coincide. The cubic root of 13736909 is about 239.4949390423.

The spelling of 13736909 in words is "thirteen million, seven hundred thirty-six thousand, nine hundred nine".