304304004 has 36 divisors (see below), whose sum is σ = 779756796. Its totient is φ = 100044288.

The previous prime is 304303999. The next prime is 304304023. The reversal of 304304004 is 400403403.

304304004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 59444100 + 244859904 = 7710^2 + 15648^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55269 + ... + 60524.

It is an arithmetic number, because the mean of its divisors is an integer number (21659911).

Almost surely, 2^304304004 is an apocalyptic number.

It is an amenable number.

304304004 is an abundant number, since it is smaller than the sum of its proper divisors (475452792).

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

304304004 is a wasteful number, since it uses less digits than its factorization.

304304004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115876 (or 115871 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 304304004 is about 17444.3115083399. The cubic root of 304304004 is about 672.6191413316.

Adding to 304304004 its reverse (400403403), we get a palindrome (704707407).

It can be divided in two parts, 30 and 4304004, that added together give a palindrome (4304034).

The spelling of 304304004 in words is "three hundred four million, three hundred four thousand, four".