306352845 has 12 divisors (see below), whose sum is σ = 531011676. Its totient is φ = 163388160.

The previous prime is 306352811. The next prime is 306352867. The reversal of 306352845 is 548253603.

It is a happy number.

306352845 is a `hidden beast` number, since 30 + 63 + 528 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 66536649 + 239816196 = 8157^2 + 15486^2 .

It is not a de Polignac number, because 306352845 - 2⁸ = 306352589 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3403876 + ... + 3403965.

It is an arithmetic number, because the mean of its divisors is an integer number (44250973).

Almost surely, 2^306352845 is an apocalyptic number.

It is an amenable number.

306352845 is a deficient number, since it is larger than the sum of its proper divisors (224658831).

306352845 is a wasteful number, since it uses less digits than its factorization.

306352845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6807852 (or 6807849 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 306352845 is about 17502.9381819168. The cubic root of 306352845 is about 674.1253197340.

The spelling of 306352845 in words is "three hundred six million, three hundred fifty-two thousand, eight hundred forty-five".