13724065 has 8 divisors (see below), whose sum is σ = 16493760. Its totient is φ = 10962672.

The previous prime is 13724063. The next prime is 13724069. The reversal of 13724065 is 56042731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13724065 - 2¹ = 13724063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13724063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2476 + ... + 5794.

It is an arithmetic number, because the mean of its divisors is an integer number (2061720).

Almost surely, 2^13724065 is an apocalyptic number.

It is an amenable number.

13724065 is a deficient number, since it is larger than the sum of its proper divisors (2769695).

13724065 is an equidigital number, since it uses as much as digits as its factorization.

13724065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 13724065 is about 3704.6005182745. The cubic root of 13724065 is about 239.4202732349.

Adding to 13724065 its reverse (56042731), we get a palindrome (69766796).

The spelling of 13724065 in words is "thirteen million, seven hundred twenty-four thousand, sixty-five".