304005422 has 16 divisors (see below), whose sum is σ = 521441280. Its totient is φ = 130215768.

The previous prime is 304005413. The next prime is 304005433. The reversal of 304005422 is 224500403.

It is a junction number, because it is equal to n+sod(n) for n = 304005394 and 304005403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25979 + ... + 35817.

It is an arithmetic number, because the mean of its divisors is an integer number (32590080).

Almost surely, 2^304005422 is an apocalyptic number.

304005422 is a deficient number, since it is larger than the sum of its proper divisors (217435858).

304005422 is a wasteful number, since it uses less digits than its factorization.

304005422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12055.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 304005422 is about 17435.7512599830. The cubic root of 304005422 is about 672.3990788427.

Adding to 304005422 its reverse (224500403), we get a palindrome (528505825).

The spelling of 304005422 in words is "three hundred four million, five thousand, four hundred twenty-two".