13689336 has 16 divisors (see below), whose sum is σ = 34223400. Its totient is φ = 4563104.

The previous prime is 13689323. The next prime is 13689343. The reversal of 13689336 is 63398631.

13689336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13689294 and 13689303.

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, 285171 + ... + 285218.

Almost surely, 2^13689336 is an apocalyptic number.

It is an amenable number.

13689336 is an abundant number, since it is smaller than the sum of its proper divisors (20534064).

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

13689336 is a wasteful number, since it uses less digits than its factorization.

13689336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570398 (or 570394 counting only the distinct ones).

The product of its digits is 69984, while the sum is 39.

The square root of 13689336 is about 3699.9102691822. The cubic root of 13689336 is about 239.2181501721.

The spelling of 13689336 in words is "thirteen million, six hundred eighty-nine thousand, three hundred thirty-six".