13724516 has 12 divisors (see below), whose sum is σ = 25865532. Its totient is φ = 6334368.

The previous prime is 13724507. The next prime is 13724531. The reversal of 13724516 is 61542731.

13724516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1849600 + 11874916 = 1360^2 + 3446^2 .

It is a zygodrome in base 7.

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, 131915 + ... + 132018.

It is an arithmetic number, because the mean of its divisors is an integer number (2155461).

Almost surely, 2^13724516 is an apocalyptic number.

It is an amenable number.

13724516 is a deficient number, since it is larger than the sum of its proper divisors (12141016).

13724516 is a wasteful number, since it uses less digits than its factorization.

13724516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263950 (or 263948 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 13724516 is about 3704.6613880353. The cubic root of 13724516 is about 239.4228958145.

The spelling of 13724516 in words is "thirteen million, seven hundred twenty-four thousand, five hundred sixteen".