879220806 has 8 divisors (see below), whose sum is σ = 1758441624. Its totient is φ = 293073600.

The previous prime is 879220787. The next prime is 879220813. The reversal of 879220806 is 608022978.

It is a happy number.

879220806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

879220806 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73268395 + ... + 73268406.

It is an arithmetic number, because the mean of its divisors is an integer number (219805203).

Almost surely, 2^879220806 is an apocalyptic number.

879220806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

879220806 is a wasteful number, since it uses less digits than its factorization.

879220806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146536806.

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 879220806 is about 29651.6577276887. The cubic root of 879220806 is about 958.0010511042.

The spelling of 879220806 in words is "eight hundred seventy-nine million, two hundred twenty thousand, eight hundred six".