13340436 has 12 divisors (see below), whose sum is σ = 31127712. Its totient is φ = 4446808.

The previous prime is 13340423. The next prime is 13340443. The reversal of 13340436 is 63404331.

13340436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 555840 + ... + 555863.

It is an arithmetic number, because the mean of its divisors is an integer number (2593976).

Almost surely, 2^13340436 is an apocalyptic number.

It is an amenable number.

13340436 is an abundant number, since it is smaller than the sum of its proper divisors (17787276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13340436 is a wasteful number, since it uses less digits than its factorization.

13340436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111710 (or 1111708 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 13340436 is about 3652.4561599012. The cubic root of 13340436 is about 237.1683185375.

Adding to 13340436 its reverse (63404331), we get a palindrome (76744767).

The spelling of 13340436 in words is "thirteen million, three hundred forty thousand, four hundred thirty-six".