328323019 has 2 divisors, whose sum is σ = 328323020. Its totient is φ = 328323018.

The previous prime is 328323001. The next prime is 328323031. The reversal of 328323019 is 910323823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328323019 - 2⁵ = 328322987 is a prime.

It is a super-2 number, since 2×328323019² = 215592009610548722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (328323119) 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, 164161509 + 164161510.

It is an arithmetic number, because the mean of its divisors is an integer number (164161510).

Almost surely, 2^328323019 is an apocalyptic number.

328323019 is a deficient number, since it is larger than the sum of its proper divisors (1).

328323019 is an equidigital number, since it uses as much as digits as its factorization.

328323019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 328323019 is about 18119.6859520247. The cubic root of 328323019 is about 689.8697639796.

The spelling of 328323019 in words is "three hundred twenty-eight million, three hundred twenty-three thousand, nineteen".