20043304 has 32 divisors (see below), whose sum is σ = 39654720. Its totient is φ = 9478656.

The previous prime is 20043269. The next prime is 20043311. The reversal of 20043304 is 40334002.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17287 + ... + 18409.

It is an arithmetic number, because the mean of its divisors is an integer number (1239210).

Almost surely, 2^20043304 is an apocalyptic number.

It is an amenable number.

20043304 is a deficient number, since it is larger than the sum of its proper divisors (19611416).

20043304 is a wasteful number, since it uses less digits than its factorization.

20043304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249 (or 1245 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20043304 is about 4476.9748714953. The cubic root of 20043304 is about 271.6375290030.

Adding to 20043304 its reverse (40334002), we get a palindrome (60377306).

The spelling of 20043304 in words is "twenty million, forty-three thousand, three hundred four".