13344004 has 18 divisors (see below), whose sum is σ = 24648414. Its totient is φ = 6320160.

The previous prime is 13343987. The next prime is 13344007. The reversal of 13344004 is 40044331.

It can be written as a sum of positive squares in only one way, i.e., 13307904 + 36100 = 3648^2 + 190^2 .

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (13344007) 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 in 5 ways as a sum of consecutive naturals, for example, 3177 + ... + 6064.

Almost surely, 2^13344004 is an apocalyptic number.

It is an amenable number.

13344004 is a deficient number, since it is larger than the sum of its proper divisors (11304410).

13344004 is a wasteful number, since it uses less digits than its factorization.

13344004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9283 (or 9262 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 13344004 is about 3652.9445656894. The cubic root of 13344004 is about 237.1894608032.

Adding to 13344004 its reverse (40044331), we get a palindrome (53388335).

The spelling of 13344004 in words is "thirteen million, three hundred forty-four thousand, four".