328630879 has 2 divisors, whose sum is σ = 328630880. Its totient is φ = 328630878.

The previous prime is 328630853. The next prime is 328630891. The reversal of 328630879 is 978036823.

It is a strong prime.

It is an emirp because it is prime and its reverse (978036823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328630879 - 2⁵ = 328630847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328630829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164315439 + 164315440.

It is an arithmetic number, because the mean of its divisors is an integer number (164315440).

Almost surely, 2^328630879 is an apocalyptic number.

328630879 is a deficient number, since it is larger than the sum of its proper divisors (1).

328630879 is an equidigital number, since it uses as much as digits as its factorization.

328630879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 328630879 is about 18128.1791418774. The cubic root of 328630879 is about 690.0853209623.

The spelling of 328630879 in words is "three hundred twenty-eight million, six hundred thirty thousand, eight hundred seventy-nine".