304113225 has 48 divisors (see below), whose sum is σ = 545840064. Its totient is φ = 148512000.

The previous prime is 304113217. The next prime is 304113253. The reversal of 304113225 is 522311403.

It is not a de Polignac number, because 304113225 - 2³ = 304113217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126535 + ... + 128915.

It is an arithmetic number, because the mean of its divisors is an integer number (11371668).

Almost surely, 2^304113225 is an apocalyptic number.

It is an amenable number.

304113225 is a deficient number, since it is larger than the sum of its proper divisors (241726839).

304113225 is a wasteful number, since it uses less digits than its factorization.

304113225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538 (or 2533 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 304113225 is about 17438.8424214453. The cubic root of 304113225 is about 672.4785489949.

Adding to 304113225 its reverse (522311403), we get a palindrome (826424628).

The spelling of 304113225 in words is "three hundred four million, one hundred thirteen thousand, two hundred twenty-five".