13698686 has 8 divisors (see below), whose sum is σ = 20854920. Its totient is φ = 6747048.

The previous prime is 13698673. The next prime is 13698689. The reversal of 13698686 is 68689631.

13698686 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 a self number, because there is not a number n which added to its sum of digits gives 13698686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13698689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50981 + ... + 51248.

It is an arithmetic number, because the mean of its divisors is an integer number (2606865).

Almost surely, 2^13698686 is an apocalyptic number.

13698686 is a deficient number, since it is larger than the sum of its proper divisors (7156234).

13698686 is a wasteful number, since it uses less digits than its factorization.

13698686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102298.

The product of its digits is 373248, while the sum is 47.

The square root of 13698686 is about 3701.1735976579. The cubic root of 13698686 is about 239.2726008450.

The spelling of 13698686 in words is "thirteen million, six hundred ninety-eight thousand, six hundred eighty-six".