328879219 has 2 divisors, whose sum is σ = 328879220. Its totient is φ = 328879218.

The previous prime is 328879183. The next prime is 328879223. The reversal of 328879219 is 912978823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328879219 - 2⁷ = 328879091 is a prime.

It is a super-2 number, since 2×328879219² = 216323081380099922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (328879249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164439609 + 164439610.

It is an arithmetic number, because the mean of its divisors is an integer number (164439610).

Almost surely, 2^328879219 is an apocalyptic number.

328879219 is a deficient number, since it is larger than the sum of its proper divisors (1).

328879219 is an equidigital number, since it uses as much as digits as its factorization.

328879219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 49.

The square root of 328879219 is about 18135.0274055486. The cubic root of 328879219 is about 690.2591052384.

The spelling of 328879219 in words is "three hundred twenty-eight million, eight hundred seventy-nine thousand, two hundred nineteen".