328882789 has 2 divisors, whose sum is σ = 328882790. Its totient is φ = 328882788.

The previous prime is 328882759. The next prime is 328882793. The reversal of 328882789 is 987288823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241553764 + 87329025 = 15542^2 + 9345^2 .

It is a cyclic number.

It is not a de Polignac number, because 328882789 - 2⁹ = 328882277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328882759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164441394 + 164441395.

It is an arithmetic number, because the mean of its divisors is an integer number (164441395).

Almost surely, 2^328882789 is an apocalyptic number.

It is an amenable number.

328882789 is a deficient number, since it is larger than the sum of its proper divisors (1).

328882789 is an equidigital number, since it uses as much as digits as its factorization.

328882789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3096576, while the sum is 55.

The square root of 328882789 is about 18135.1258335860. The cubic root of 328882789 is about 690.2616028282.

The spelling of 328882789 in words is "three hundred twenty-eight million, eight hundred eighty-two thousand, seven hundred eighty-nine".