13307344 has 10 divisors (see below), whose sum is σ = 25783010. Its totient is φ = 6653664.

The previous prime is 13307341. The next prime is 13307347. The reversal of 13307344 is 44370331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13307341) and next prime (13307347).

It can be written as a sum of positive squares in only one way, i.e., 10810944 + 2496400 = 3288^2 + 1580^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13307341) 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 as a sum of consecutive naturals, namely, 415839 + ... + 415870.

It is an arithmetic number, because the mean of its divisors is an integer number (2578301).

Almost surely, 2^13307344 is an apocalyptic number.

It is an amenable number.

13307344 is a deficient number, since it is larger than the sum of its proper divisors (12475666).

13307344 is an equidigital number, since it uses as much as digits as its factorization.

13307344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831717 (or 831711 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 13307344 is about 3647.9232448066. The cubic root of 13307344 is about 236.9720512776.

Adding to 13307344 its reverse (44370331), we get a palindrome (57677675).

The spelling of 13307344 in words is "thirteen million, three hundred seven thousand, three hundred forty-four".