304413225 has 12 divisors (see below), whose sum is σ = 503296656. Its totient is φ = 162353680.

The previous prime is 304413217. The next prime is 304413247. The reversal of 304413225 is 522314403.

It is not a de Polignac number, because 304413225 - 2³ = 304413217 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 304413195 and 304413204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2029347 + ... + 2029496.

It is an arithmetic number, because the mean of its divisors is an integer number (41941388).

Almost surely, 2^304413225 is an apocalyptic number.

It is an amenable number.

304413225 is a deficient number, since it is larger than the sum of its proper divisors (198883431).

304413225 is a wasteful number, since it uses less digits than its factorization.

304413225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4058856 (or 4058851 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 304413225 is about 17447.4417895576. The cubic root of 304413225 is about 672.6996040123.

Adding to 304413225 its reverse (522314403), we get a palindrome (826727628).

The spelling of 304413225 in words is "three hundred four million, four hundred thirteen thousand, two hundred twenty-five".