304312422 has 16 divisors (see below), whose sum is σ = 613005120. Its totient is φ = 100707432.

The previous prime is 304312403. The next prime is 304312433. The reversal of 304312422 is 224213403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181608 + ... + 183275.

It is an arithmetic number, because the mean of its divisors is an integer number (38312820).

Almost surely, 2^304312422 is an apocalyptic number.

304312422 is an abundant number, since it is smaller than the sum of its proper divisors (308692698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304312422 is a wasteful number, since it uses less digits than its factorization.

304312422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365027.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 304312422 is about 17444.5527887647. The cubic root of 304312422 is about 672.6253435238.

Adding to 304312422 its reverse (224213403), we get a palindrome (528525825).

The spelling of 304312422 in words is "three hundred four million, three hundred twelve thousand, four hundred twenty-two".