304013120 has 28 divisors (see below), whose sum is σ = 723932004. Its totient is φ = 121605120.

The previous prime is 304013117. The next prime is 304013153. The reversal of 304013120 is 21310403.

It can be written as a sum of positive squares in 2 ways, for example, as 54878464 + 249134656 = 7408^2 + 15784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 304013095 and 304013104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474701 + ... + 475340.

Almost surely, 2^304013120 is an apocalyptic number.

It is an amenable number.

304013120 is an abundant number, since it is smaller than the sum of its proper divisors (419918884).

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

304013120 is an equidigital number, since it uses as much as digits as its factorization.

304013120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950058 (or 950048 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 304013120 is about 17435.9720119069. The cubic root of 304013120 is about 672.4047542727.

Adding to 304013120 its reverse (21310403), we get a palindrome (325323523).

The spelling of 304013120 in words is "three hundred four million, thirteen thousand, one hundred twenty".