12613304 has 16 divisors (see below), whose sum is σ = 25800120. Its totient is φ = 5733280.

The previous prime is 12613301. The next prime is 12613313. The reversal of 12613304 is 40331621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12613301) 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 3 ways as a sum of consecutive naturals, for example, 71579 + ... + 71754.

Almost surely, 2^12613304 is an apocalyptic number.

It is an amenable number.

12613304 is an abundant number, since it is smaller than the sum of its proper divisors (13186816).

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

12613304 is a wasteful number, since it uses less digits than its factorization.

12613304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143350 (or 143346 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 12613304 is about 3551.5213641480. The cubic root of 12613304 is about 232.7785477176.

Adding to 12613304 its reverse (40331621), we get a palindrome (52944925).

It can be divided in two parts, 12 and 613304, that added together give a palindrome (613316).

The spelling of 12613304 in words is "twelve million, six hundred thirteen thousand, three hundred four".