304342312 has 16 divisors (see below), whose sum is σ = 574423200. Its totient is φ = 151162800.

The previous prime is 304342289. The next prime is 304342321. The reversal of 304342312 is 213243403.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124762 + ... + 127177.

It is an arithmetic number, because the mean of its divisors is an integer number (35901450).

Almost surely, 2^304342312 is an apocalyptic number.

It is an amenable number.

304342312 is a deficient number, since it is larger than the sum of its proper divisors (270080888).

304342312 is a wasteful number, since it uses less digits than its factorization.

304342312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252096 (or 252092 counting only the distinct ones).

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

The square root of 304342312 is about 17445.4094821532. The cubic root of 304342312 is about 672.6473648763.

Adding to 304342312 its reverse (213243403), we get a palindrome (517585715).

The spelling of 304342312 in words is "three hundred four million, three hundred forty-two thousand, three hundred twelve".