13941664 has 24 divisors (see below), whose sum is σ = 29943648. Its totient is φ = 6336960.

The previous prime is 13941647. The next prime is 13941671. The reversal of 13941664 is 46614931.

13941664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 19452 + ... + 20155.

It is an arithmetic number, because the mean of its divisors is an integer number (1247652).

Almost surely, 2^13941664 is an apocalyptic number.

It is an amenable number.

13941664 is an abundant number, since it is smaller than the sum of its proper divisors (16001984).

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

13941664 is a wasteful number, since it uses less digits than its factorization.

13941664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39628 (or 39620 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 13941664 is about 3733.8537732482. The cubic root of 13941664 is about 240.6790030926.

The spelling of 13941664 in words is "thirteen million, nine hundred forty-one thousand, six hundred sixty-four".