304121004 has 24 divisors (see below), whose sum is σ = 774126528. Its totient is φ = 92157840.

The previous prime is 304121003. The next prime is 304121021. The reversal of 304121004 is 400121403.

It is not an unprimeable number, because it can be changed into a prime (304121003) 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, 1151842 + ... + 1152105.

It is an arithmetic number, because the mean of its divisors is an integer number (32255272).

Almost surely, 2^304121004 is an apocalyptic number.

It is an amenable number.

304121004 is an abundant number, since it is smaller than the sum of its proper divisors (470005524).

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

304121004 is a wasteful number, since it uses less digits than its factorization.

304121004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303965 (or 2303963 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 304121004 is about 17439.0654566121. The cubic root of 304121004 is about 672.4842827870.

Adding to 304121004 its reverse (400121403), we get a palindrome (704242407).

The spelling of 304121004 in words is "three hundred four million, one hundred twenty-one thousand, four".