30327057 has 12 divisors (see below), whose sum is σ = 43863300. Its totient is φ = 20191488.

The previous prime is 30327043. The next prime is 30327067. The reversal of 30327057 is 75072303.

It can be written as a sum of positive squares in 2 ways, for example, as 12383361 + 17943696 = 3519^2 + 4236^2 .

It is not a de Polignac number, because 30327057 - 2⁶ = 30326993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30327057.

It is not an unprimeable number, because it can be changed into a prime (30327007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7069 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (3655275).

Almost surely, 2^30327057 is an apocalyptic number.

It is an amenable number.

30327057 is a deficient number, since it is larger than the sum of its proper divisors (13536243).

30327057 is a wasteful number, since it uses less digits than its factorization.

30327057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432 (or 4429 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 27.

The square root of 30327057 is about 5507.0007263482. Note that the first 3 decimals coincide. The cubic root of 30327057 is about 311.8483298813.

The spelling of 30327057 in words is "thirty million, three hundred twenty-seven thousand, fifty-seven".