304064312 has 16 divisors (see below), whose sum is σ = 603657360. Its totient is φ = 143089024.

The previous prime is 304064311. The next prime is 304064351. The reversal of 304064312 is 213460403.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304064311) 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, 1117748 + ... + 1118019.

It is an arithmetic number, because the mean of its divisors is an integer number (37728585).

Almost surely, 2^304064312 is an apocalyptic number.

It is an amenable number.

304064312 is a deficient number, since it is larger than the sum of its proper divisors (299593048).

304064312 is a wasteful number, since it uses less digits than its factorization.

304064312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235790 (or 2235786 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 304064312 is about 17437.4399497174. The cubic root of 304064312 is about 672.4424936662.

The spelling of 304064312 in words is "three hundred four million, sixty-four thousand, three hundred twelve".