304021304 has 32 divisors (see below), whose sum is σ = 587282400. Its totient is φ = 147438720.

The previous prime is 304021271. The next prime is 304021307. The reversal of 304021304 is 403120403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304021307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104834 + ... + 107694.

It is an arithmetic number, because the mean of its divisors is an integer number (18352575).

Almost surely, 2^304021304 is an apocalyptic number.

It is an amenable number.

304021304 is a deficient number, since it is larger than the sum of its proper divisors (283261096).

304021304 is a wasteful number, since it uses less digits than its factorization.

304021304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263 (or 3259 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 304021304 is about 17436.2066975590. The cubic root of 304021304 is about 672.4107879061.

Adding to 304021304 its reverse (403120403), we get a palindrome (707141707).

Subtracting 304021304 from its reverse (403120403), we obtain a palindrome (99099099).

The spelling of 304021304 in words is "three hundred four million, twenty-one thousand, three hundred four".