879233219 has 2 divisors, whose sum is σ = 879233220. Its totient is φ = 879233218.

The previous prime is 879233203. The next prime is 879233221. The reversal of 879233219 is 912332978.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 879233219 - 2⁴ = 879233203 is a prime.

It is a super-2 number, since 2×879233219² = 1546102106786203922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 879233221, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 879233219.

It is not a weakly prime, because it can be changed into another prime (879233249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439616609 + 439616610.

It is an arithmetic number, because the mean of its divisors is an integer number (439616610).

Almost surely, 2^879233219 is an apocalyptic number.

879233219 is a deficient number, since it is larger than the sum of its proper divisors (1).

879233219 is an equidigital number, since it uses as much as digits as its factorization.

879233219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 879233219 is about 29651.8670407109. The cubic root of 879233219 is about 958.0055594943.

The spelling of 879233219 in words is "eight hundred seventy-nine million, two hundred thirty-three thousand, two hundred nineteen".