304136804 has 24 divisors (see below), whose sum is σ = 551308800. Its totient is φ = 146633760.

The previous prime is 304136803. The next prime is 304136813. The reversal of 304136804 is 408631403.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (304136803) 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, 134717 + ... + 136955.

It is an arithmetic number, because the mean of its divisors is an integer number (22971200).

Almost surely, 2^304136804 is an apocalyptic number.

It is an amenable number.

304136804 is a deficient number, since it is larger than the sum of its proper divisors (247171996).

304136804 is a wasteful number, since it uses less digits than its factorization.

304136804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443 (or 3441 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 304136804 is about 17439.5184566547. The cubic root of 304136804 is about 672.4959284451.

The spelling of 304136804 in words is "three hundred four million, one hundred thirty-six thousand, eight hundred four".