304423012 has 12 divisors (see below), whose sum is σ = 564078060. Its totient is φ = 143257856.

The previous prime is 304422977. The next prime is 304423019. The reversal of 304423012 is 210324403.

It can be written as a sum of positive squares in 2 ways, for example, as 198415396 + 106007616 = 14086^2 + 10296^2 .

It is not an unprimeable number, because it can be changed into a prime (304423019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238337 + ... + 2238472.

It is an arithmetic number, because the mean of its divisors is an integer number (47006505).

Almost surely, 2^304423012 is an apocalyptic number.

It is an amenable number.

304423012 is a deficient number, since it is larger than the sum of its proper divisors (259655048).

304423012 is a wasteful number, since it uses less digits than its factorization.

304423012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476830 (or 4476828 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 304423012 is about 17447.7222582204. The cubic root of 304423012 is about 672.7068131171.

Adding to 304423012 its reverse (210324403), we get a palindrome (514747415).

The spelling of 304423012 in words is "three hundred four million, four hundred twenty-three thousand, twelve".