304045004 has 48 divisors (see below), whose sum is σ = 570447360. Its totient is φ = 141482880.

The previous prime is 304045003. The next prime is 304045013. The reversal of 304045004 is 400540403.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (304045003) 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, 581087 + ... + 581609.

It is an arithmetic number, because the mean of its divisors is an integer number (11884320).

Almost surely, 2^304045004 is an apocalyptic number.

It is an amenable number.

304045004 is a deficient number, since it is larger than the sum of its proper divisors (266402356).

304045004 is a wasteful number, since it uses less digits than its factorization.

304045004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 708 counting only the distinct ones).

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

The square root of 304045004 is about 17436.8863046130. The cubic root of 304045004 is about 672.4282600606.

Adding to 304045004 its reverse (400540403), we get a palindrome (704585407).

The spelling of 304045004 in words is "three hundred four million, forty-five thousand, four".