13927938 has 16 divisors (see below), whose sum is σ = 28042176. Its totient is φ = 4611600.

The previous prime is 13927919. The next prime is 13927961. The reversal of 13927938 is 83972931.

It is a self number, because there is not a number n which added to its sum of digits gives 13927938.

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, 6781 + ... + 8592.

It is an arithmetic number, because the mean of its divisors is an integer number (1752636).

Almost surely, 2^13927938 is an apocalyptic number.

13927938 is an abundant number, since it is smaller than the sum of its proper divisors (14114238).

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

13927938 is a wasteful number, since it uses less digits than its factorization.

13927938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15529.

The product of its digits is 81648, while the sum is 42.

The square root of 13927938 is about 3732.0152732806. The cubic root of 13927938 is about 240.5999918464.

The spelling of 13927938 in words is "thirteen million, nine hundred twenty-seven thousand, nine hundred thirty-eight".