304122412 has 12 divisors (see below), whose sum is σ = 580597416. Its totient is φ = 138237440.

The previous prime is 304122397. The next prime is 304122419. The reversal of 304122412 is 214221403.

It is a self number, because there is not a number n which added to its sum of digits gives 304122412.

It is not an unprimeable number, because it can be changed into a prime (304122419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3455893 + ... + 3455980.

It is an arithmetic number, because the mean of its divisors is an integer number (48383118).

Almost surely, 2^304122412 is an apocalyptic number.

It is an amenable number.

304122412 is a deficient number, since it is larger than the sum of its proper divisors (276475004).

304122412 is a wasteful number, since it uses less digits than its factorization.

304122412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911888 (or 6911886 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 304122412 is about 17439.1058257010. The cubic root of 304122412 is about 672.4853205937.

Adding to 304122412 its reverse (214221403), we get a palindrome (518343815).

The spelling of 304122412 in words is "three hundred four million, one hundred twenty-two thousand, four hundred twelve".