879516819 has 8 divisors (see below), whose sum is σ = 1302987920. Its totient is φ = 586344528.

The previous prime is 879516809. The next prime is 879516823. The reversal of 879516819 is 918615978.

879516819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 879516819 - 2¹² = 879512723 is a prime.

It is a super-2 number, since 2×879516819² = 1547099669807757522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (879516809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16287322 + ... + 16287375.

It is an arithmetic number, because the mean of its divisors is an integer number (162873490).

Almost surely, 2^879516819 is an apocalyptic number.

879516819 is a deficient number, since it is larger than the sum of its proper divisors (423471101).

879516819 is a wasteful number, since it uses less digits than its factorization.

879516819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32574706 (or 32574700 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 54.

The square root of 879516819 is about 29656.6488160750. The cubic root of 879516819 is about 958.1085511937.

The spelling of 879516819 in words is "eight hundred seventy-nine million, five hundred sixteen thousand, eight hundred nineteen".