305283325 has 6 divisors (see below), whose sum is σ = 378551354. Its totient is φ = 244226640.

The previous prime is 305283323. The next prime is 305283353. The reversal of 305283325 is 523382503.

It can be written as a sum of positive squares in 3 ways, for example, as 7064964 + 298218361 = 2658^2 + 17269^2 .

It is not a de Polignac number, because 305283325 - 2¹ = 305283323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305283323) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6105642 + ... + 6105691.

Almost surely, 2^305283325 is an apocalyptic number.

It is an amenable number.

305283325 is a deficient number, since it is larger than the sum of its proper divisors (73268029).

305283325 is a wasteful number, since it uses less digits than its factorization.

305283325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12211343 (or 12211338 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 305283325 is about 17472.3588848215. The cubic root of 305283325 is about 673.3399169100.

The spelling of 305283325 in words is "three hundred five million, two hundred eighty-three thousand, three hundred twenty-five".