13943884 has 12 divisors (see below), whose sum is σ = 24494400. Its totient is φ = 6945488.

The previous prime is 13943873. The next prime is 13943933. The reversal of 13943884 is 48834931.

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, 5404 + ... + 7555.

It is an arithmetic number, because the mean of its divisors is an integer number (2041200).

Almost surely, 2^13943884 is an apocalyptic number.

It is an amenable number.

13943884 is a deficient number, since it is larger than the sum of its proper divisors (10550516).

13943884 is a wasteful number, since it uses less digits than its factorization.

13943884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13232 (or 13230 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 13943884 is about 3734.1510414015. The cubic root of 13943884 is about 240.6917772500.

The spelling of 13943884 in words is "thirteen million, nine hundred forty-three thousand, eight hundred eighty-four".