304340004 has 42 divisors (see below), whose sum is σ = 798534870. Its totient is φ = 101445696.

The previous prime is 304339999. The next prime is 304340011. The reversal of 304340004 is 400043403.

It can be written as a sum of positive squares in only one way, i.e., 285677604 + 18662400 = 16902^2 + 4320^2 .

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 13 ways as a sum of consecutive naturals, for example, 49269 + ... + 55100.

It is an arithmetic number, because the mean of its divisors is an integer number (19012735).

Almost surely, 2^304340004 is an apocalyptic number.

It is an amenable number.

304340004 is an abundant number, since it is smaller than the sum of its proper divisors (494194866).

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

304340004 is a wasteful number, since it uses less digits than its factorization.

304340004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104391 (or 104374 counting only the distinct ones).

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

The square root of 304340004 is about 17445.3433328209. The cubic root of 304340004 is about 672.6456645167.

Adding to 304340004 its reverse (400043403), we get a palindrome (704383407).

The spelling of 304340004 in words is "three hundred four million, three hundred forty thousand, four".