13716688 has 40 divisors (see below), whose sum is σ = 28391040. Its totient is φ = 6397440.

The previous prime is 13716679. The next prime is 13716701. The reversal of 13716688 is 88661731.

It is a self number, because there is not a number n which added to its sum of digits gives 13716688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57273 + ... + 57511.

It is an arithmetic number, because the mean of its divisors is an integer number (709776).

Almost surely, 2^13716688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13716688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14195520).

13716688 is an abundant number, since it is smaller than the sum of its proper divisors (14674352).

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

13716688 is a wasteful number, since it uses less digits than its factorization.

13716688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 469 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 13716688 is about 3703.6047305294. The cubic root of 13716688 is about 239.3773675820.

The spelling of 13716688 in words is "thirteen million, seven hundred sixteen thousand, six hundred eighty-eight".