304320244 has 12 divisors (see below), whose sum is σ = 533104768. Its totient is φ = 152004600.

The previous prime is 304320239. The next prime is 304320251. The reversal of 304320244 is 442023403.

304320244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×304320244² = 185221621816439072, which contains 22 as substring.

It is a congruent 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, 34422 + ... + 42349.

Almost surely, 2^304320244 is an apocalyptic number.

It is an amenable number.

304320244 is a deficient number, since it is larger than the sum of its proper divisors (228784524).

304320244 is a wasteful number, since it uses less digits than its factorization.

304320244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77766 (or 77764 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 304320244 is about 17444.7769833839. The cubic root of 304320244 is about 672.6311064941.

Adding to 304320244 its reverse (442023403), we get a palindrome (746343647).

The spelling of 304320244 in words is "three hundred four million, three hundred twenty thousand, two hundred forty-four".