328235617 has 2 divisors, whose sum is σ = 328235618. Its totient is φ = 328235616.

The previous prime is 328235591. The next prime is 328235629. The reversal of 328235617 is 716532823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189090001 + 139145616 = 13751^2 + 11796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328235617 is a prime.

It is not a weakly prime, because it can be changed into another prime (328235647) 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 as a sum of consecutive naturals, namely, 164117808 + 164117809.

It is an arithmetic number, because the mean of its divisors is an integer number (164117809).

Almost surely, 2^328235617 is an apocalyptic number.

It is an amenable number.

328235617 is a deficient number, since it is larger than the sum of its proper divisors (1).

328235617 is an equidigital number, since it uses as much as digits as its factorization.

328235617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 37.

The square root of 328235617 is about 18117.2739947267. The cubic root of 328235617 is about 689.8085424134.

The spelling of 328235617 in words is "three hundred twenty-eight million, two hundred thirty-five thousand, six hundred seventeen".