304404423 has 8 divisors (see below), whose sum is σ = 412752000. Its totient is φ = 199496568.

The previous prime is 304404403. The next prime is 304404437. The reversal of 304404423 is 324404403.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 304404423 - 2⁵ = 304404391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 304404393 and 304404402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304404403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859723 + ... + 860076.

It is an arithmetic number, because the mean of its divisors is an integer number (51594000).

Almost surely, 2^304404423 is an apocalyptic number.

304404423 is a deficient number, since it is larger than the sum of its proper divisors (108347577).

304404423 is a wasteful number, since it uses less digits than its factorization.

304404423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719861.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 304404423 is about 17447.1895444510. The cubic root of 304404423 is about 672.6931203267.

Adding to 304404423 its reverse (324404403), we get a palindrome (628808826).

The spelling of 304404423 in words is "three hundred four million, four hundred four thousand, four hundred twenty-three".