13921876 has 12 divisors (see below), whose sum is σ = 24776640. Its totient is φ = 6842840.

The previous prime is 13921871. The next prime is 13921891. The reversal of 13921876 is 67812931.

13921876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13921871) 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, 29260 + ... + 29731.

It is an arithmetic number, because the mean of its divisors is an integer number (2064720).

Almost surely, 2^13921876 is an apocalyptic number.

It is an amenable number.

13921876 is a deficient number, since it is larger than the sum of its proper divisors (10854764).

13921876 is a wasteful number, since it uses less digits than its factorization.

13921876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59054 (or 59052 counting only the distinct ones).

The product of its digits is 18144, while the sum is 37.

The square root of 13921876 is about 3731.2030231549. The cubic root of 13921876 is about 240.5650805096.

The spelling of 13921876 in words is "thirteen million, nine hundred twenty-one thousand, eight hundred seventy-six".