304225625 has 80 divisors (see below), whose sum is σ = 465600960. Its totient is φ = 195840000.

The previous prime is 304225609. The next prime is 304225633. The reversal of 304225625 is 526522403.

It is not a de Polignac number, because 304225625 - 2⁴ = 304225609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2220557 + ... + 2220693.

It is an arithmetic number, because the mean of its divisors is an integer number (5820012).

Almost surely, 2^304225625 is an apocalyptic number.

It is an amenable number.

304225625 is a deficient number, since it is larger than the sum of its proper divisors (161375335).

304225625 is a wasteful number, since it uses less digits than its factorization.

304225625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 304225625 is about 17442.0648146944. The cubic root of 304225625 is about 672.5613879645.

The spelling of 304225625 in words is "three hundred four million, two hundred twenty-five thousand, six hundred twenty-five".