13240814 has 4 divisors (see below), whose sum is σ = 19861224. Its totient is φ = 6620406.

The previous prime is 13240771. The next prime is 13240817. The reversal of 13240814 is 41804231.

13240814 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 is a self number, because there is not a number n which added to its sum of digits gives 13240814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13240817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3310202 + ... + 3310205.

It is an arithmetic number, because the mean of its divisors is an integer number (4965306).

Almost surely, 2^13240814 is an apocalyptic number.

13240814 is a deficient number, since it is larger than the sum of its proper divisors (6620410).

13240814 is an equidigital number, since it uses as much as digits as its factorization.

13240814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6620409.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 13240814 is about 3638.7929317289. The cubic root of 13240814 is about 236.5764777911.

The spelling of 13240814 in words is "thirteen million, two hundred forty thousand, eight hundred fourteen".