328582057 has 2 divisors, whose sum is σ = 328582058. Its totient is φ = 328582056.

The previous prime is 328582043. The next prime is 328582061. The reversal of 328582057 is 750285823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244015641 + 84566416 = 15621^2 + 9196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328582057 is a prime.

It is not a weakly prime, because it can be changed into another prime (328582027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164291028 + 164291029.

It is an arithmetic number, because the mean of its divisors is an integer number (164291029).

Almost surely, 2^328582057 is an apocalyptic number.

It is an amenable number.

328582057 is a deficient number, since it is larger than the sum of its proper divisors (1).

328582057 is an equidigital number, since it uses as much as digits as its factorization.

328582057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 328582057 is about 18126.8325142591. The cubic root of 328582057 is about 690.0511458272.

The spelling of 328582057 in words is "three hundred twenty-eight million, five hundred eighty-two thousand, fifty-seven".