13888856 has 16 divisors (see below), whose sum is σ = 26114400. Its totient is φ = 6925024.

The previous prime is 13888843. The next prime is 13888879. The reversal of 13888856 is 65888831.

It is a self number, because there is not a number n which added to its sum of digits gives 13888856.

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, 881 + ... + 5343.

It is an arithmetic number, because the mean of its divisors is an integer number (1632150).

Almost surely, 2^13888856 is an apocalyptic number.

It is an amenable number.

13888856 is a deficient number, since it is larger than the sum of its proper divisors (12225544).

13888856 is a wasteful number, since it uses less digits than its factorization.

13888856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4858 (or 4854 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The square root of 13888856 is about 3726.7755499896. The cubic root of 13888856 is about 240.3747386485.

The spelling of 13888856 in words is "thirteen million, eight hundred eighty-eight thousand, eight hundred fifty-six".