304343212 has 24 divisors (see below), whose sum is σ = 541583280. Its totient is φ = 149614080.

The previous prime is 304343183. The next prime is 304343233. The reversal of 304343212 is 212343403.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235464 + ... + 236752.

It is an arithmetic number, because the mean of its divisors is an integer number (22565970).

Almost surely, 2^304343212 is an apocalyptic number.

It is an amenable number.

304343212 is a deficient number, since it is larger than the sum of its proper divisors (237240068).

304343212 is a wasteful number, since it uses less digits than its factorization.

304343212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241 (or 2239 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 304343212 is about 17445.4352768855. The cubic root of 304343212 is about 672.6480279257.

Adding to 304343212 its reverse (212343403), we get a palindrome (516686615).

The spelling of 304343212 in words is "three hundred four million, three hundred forty-three thousand, two hundred twelve".