13994724 has 12 divisors (see below), whose sum is σ = 32654384. Its totient is φ = 4664904.

The previous prime is 13994699. The next prime is 13994731. The reversal of 13994724 is 42749931.

13994724 = T₁₇₅₉ + T₁₇₆₀ + ... + T₁₇₆₇.

13994724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 583102 + ... + 583125.

Almost surely, 2^13994724 is an apocalyptic number.

It is an amenable number.

13994724 is an abundant number, since it is smaller than the sum of its proper divisors (18659660).

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

13994724 is a wasteful number, since it uses less digits than its factorization.

13994724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166234 (or 1166232 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 13994724 is about 3740.9522851809. The cubic root of 13994724 is about 240.9839466359.

The spelling of 13994724 in words is "thirteen million, nine hundred ninety-four thousand, seven hundred twenty-four".