13344424 has 8 divisors (see below), whose sum is σ = 25020810. Its totient is φ = 6672208.

The previous prime is 13344407. The next prime is 13344427. The reversal of 13344424 is 42444331.

It can be written as a sum of positive squares in only one way, i.e., 8892324 + 4452100 = 2982^2 + 2110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (13344427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 834019 + ... + 834034.

Almost surely, 2^13344424 is an apocalyptic number.

It is an amenable number.

13344424 is a deficient number, since it is larger than the sum of its proper divisors (11676386).

13344424 is a wasteful number, since it uses less digits than its factorization.

13344424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668059 (or 1668055 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 13344424 is about 3653.0020531065. The cubic root of 13344424 is about 237.1919492749.

Adding to 13344424 its reverse (42444331), we get a palindrome (55788755).

The spelling of 13344424 in words is "thirteen million, three hundred forty-four thousand, four hundred twenty-four".