304946225 has 12 divisors (see below), whose sum is σ = 390332160. Its totient is φ = 236086800.

The previous prime is 304946209. The next prime is 304946227. The reversal of 304946225 is 522649403.

It is not a de Polignac number, because 304946225 - 2⁴ = 304946209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (304946227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195965 + ... + 197514.

It is an arithmetic number, because the mean of its divisors is an integer number (32527680).

Almost surely, 2^304946225 is an apocalyptic number.

It is an amenable number.

304946225 is a deficient number, since it is larger than the sum of its proper divisors (85385935).

304946225 is a wasteful number, since it uses less digits than its factorization.

304946225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393520 (or 393515 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 304946225 is about 17462.7095549345. The cubic root of 304946225 is about 673.0919871291.

The spelling of 304946225 in words is "three hundred four million, nine hundred forty-six thousand, two hundred twenty-five".