328330669 has 2 divisors, whose sum is σ = 328330670. Its totient is φ = 328330668.

The previous prime is 328330627. The next prime is 328330729. The reversal of 328330669 is 966033823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201498025 + 126832644 = 14195^2 + 11262^2 .

It is a cyclic number.

It is not a de Polignac number, because 328330669 - 2⁹ = 328330157 is a prime.

It is a super-2 number, since 2×328330669² = 215602056411975122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328330169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164165334 + 164165335.

It is an arithmetic number, because the mean of its divisors is an integer number (164165335).

Almost surely, 2^328330669 is an apocalyptic number.

It is an amenable number.

328330669 is a deficient number, since it is larger than the sum of its proper divisors (1).

328330669 is an equidigital number, since it uses as much as digits as its factorization.

328330669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 328330669 is about 18119.8970471689. The cubic root of 328330669 is about 689.8751219781.

The spelling of 328330669 in words is "three hundred twenty-eight million, three hundred thirty thousand, six hundred sixty-nine".