13938716 has 36 divisors (see below), whose sum is σ = 27706560. Its totient is φ = 6124800.

The previous prime is 13938697. The next prime is 13938731. The reversal of 13938716 is 61783931.

It is a self number, because there is not a number n which added to its sum of digits gives 13938716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14540 + ... + 15468.

Almost surely, 2^13938716 is an apocalyptic number.

It is an amenable number.

13938716 is a deficient number, since it is larger than the sum of its proper divisors (13767844).

13938716 is a wasteful number, since it uses less digits than its factorization.

13938716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986 (or 973 counting only the distinct ones).

The product of its digits is 27216, while the sum is 38.

The square root of 13938716 is about 3733.4589859807. The cubic root of 13938716 is about 240.6620378361.

The spelling of 13938716 in words is "thirteen million, nine hundred thirty-eight thousand, seven hundred sixteen".