13313344 has 28 divisors (see below), whose sum is σ = 28821888. Its totient is φ = 6051200.

The previous prime is 13313341. The next prime is 13313383. The reversal of 13313344 is 44331331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8752 + ... + 10159.

Almost surely, 2^13313344 is an apocalyptic number.

It is an amenable number.

13313344 is an abundant number, since it is smaller than the sum of its proper divisors (15508544).

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

13313344 is a wasteful number, since it uses less digits than its factorization.

13313344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18934 (or 18924 counting only the distinct ones).

The product of its digits is 1296, while the sum is 22.

The square root of 13313344 is about 3648.7455378527. The cubic root of 13313344 is about 237.0076611551.

Adding to 13313344 its reverse (44331331), we get a palindrome (57644675).

The spelling of 13313344 in words is "thirteen million, three hundred thirteen thousand, three hundred forty-four".