304304422 has 4 divisors (see below), whose sum is σ = 456456636. Its totient is φ = 152152210.

The previous prime is 304304393. The next prime is 304304443. The reversal of 304304422 is 224403403.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 304304393 and 304304402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76076104 + ... + 76076107.

It is an arithmetic number, because the mean of its divisors is an integer number (114114159).

Almost surely, 2^304304422 is an apocalyptic number.

304304422 is a deficient number, since it is larger than the sum of its proper divisors (152152214).

304304422 is a wasteful number, since it uses less digits than its factorization.

304304422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152152213.

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

The square root of 304304422 is about 17444.3234893188. The cubic root of 304304422 is about 672.6194493073.

Adding to 304304422 its reverse (224403403), we get a palindrome (528707825).

The spelling of 304304422 in words is "three hundred four million, three hundred four thousand, four hundred twenty-two".