13813304 has 24 divisors (see below), whose sum is σ = 27340560. Its totient is φ = 6541776.

The previous prime is 13813297. The next prime is 13813307. The reversal of 13813304 is 40331831.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13813304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13813307) 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, 497 + ... + 5279.

It is an arithmetic number, because the mean of its divisors is an integer number (1139190).

Almost surely, 2^13813304 is an apocalyptic number.

It is an amenable number.

13813304 is a deficient number, since it is larger than the sum of its proper divisors (13527256).

13813304 is a wasteful number, since it uses less digits than its factorization.

13813304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4827 (or 4804 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 13813304 is about 3716.6253510409. The cubic root of 13813304 is about 239.9380858809.

The spelling of 13813304 in words is "thirteen million, eight hundred thirteen thousand, three hundred four".