304423401 has 16 divisors (see below), whose sum is σ = 419852160. Its totient is φ = 196068480.

The previous prime is 304423397. The next prime is 304423417. The reversal of 304423401 is 104324403.

It is not a de Polignac number, because 304423401 - 2² = 304423397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (304423451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655 + ... + 24683.

It is an arithmetic number, because the mean of its divisors is an integer number (26240760).

Almost surely, 2^304423401 is an apocalyptic number.

It is an amenable number.

304423401 is a deficient number, since it is larger than the sum of its proper divisors (115428759).

304423401 is a wasteful number, since it uses less digits than its factorization.

304423401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24176.

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

The square root of 304423401 is about 17447.7334058037. The cubic root of 304423401 is about 672.7070996513.

Adding to 304423401 its reverse (104324403), we get a palindrome (408747804).

The spelling of 304423401 in words is "three hundred four million, four hundred twenty-three thousand, four hundred one".