13715426 has 4 divisors (see below), whose sum is σ = 20573142. Its totient is φ = 6857712.

The previous prime is 13715417. The next prime is 13715431. The reversal of 13715426 is 62451731.

13715426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12967201 + 748225 = 3601^2 + 865^2 .

It is a super-2 number, since 2×13715426² = 376225820722952, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3428855 + ... + 3428858.

Almost surely, 2^13715426 is an apocalyptic number.

13715426 is a deficient number, since it is larger than the sum of its proper divisors (6857716).

13715426 is an equidigital number, since it uses as much as digits as its factorization.

13715426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6857715.

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

The square root of 13715426 is about 3703.4343520576. The cubic root of 13715426 is about 239.3700260745.

It can be divided in two parts, 13715 and 426, that added together give a palindrome (14141).

The spelling of 13715426 in words is "thirteen million, seven hundred fifteen thousand, four hundred twenty-six".