328495829 has 2 divisors, whose sum is σ = 328495830. Its totient is φ = 328495828.

The previous prime is 328495801. The next prime is 328495837. The reversal of 328495829 is 928594823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209467729 + 119028100 = 14473^2 + 10910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328495829 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328495889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164247914 + 164247915.

It is an arithmetic number, because the mean of its divisors is an integer number (164247915).

Almost surely, 2^328495829 is an apocalyptic number.

It is an amenable number.

328495829 is a deficient number, since it is larger than the sum of its proper divisors (1).

328495829 is an equidigital number, since it uses as much as digits as its factorization.

328495829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 50.

The square root of 328495829 is about 18124.4538952212. The cubic root of 328495829 is about 689.9907784247.

The spelling of 328495829 in words is "three hundred twenty-eight million, four hundred ninety-five thousand, eight hundred twenty-nine".