13423718 has 32 divisors (see below), whose sum is σ = 25498368. Its totient is φ = 5148000.

The previous prime is 13423699. The next prime is 13423763. The reversal of 13423718 is 81732431.

13423718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9668 + ... + 10968.

It is an arithmetic number, because the mean of its divisors is an integer number (796824).

Almost surely, 2^13423718 is an apocalyptic number.

13423718 is a deficient number, since it is larger than the sum of its proper divisors (12074650).

13423718 is a wasteful number, since it uses less digits than its factorization.

13423718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388.

The product of its digits is 4032, while the sum is 29.

The square root of 13423718 is about 3663.8392431983. The cubic root of 13423718 is about 237.6608284629.

It can be divided in two parts, 13423 and 718, that added together give a palindrome (14141).

The spelling of 13423718 in words is "thirteen million, four hundred twenty-three thousand, seven hundred eighteen".