679771086 has 8 divisors (see below), whose sum is σ = 1359542184. Its totient is φ = 226590360.

The previous prime is 679771073. The next prime is 679771091. The reversal of 679771086 is 680177976.

It is a happy number.

679771086 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.

679771086 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, 56647585 + ... + 56647596.

It is an arithmetic number, because the mean of its divisors is an integer number (169942773).

Almost surely, 2^679771086 is an apocalyptic number.

679771086 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.

679771086 is a wasteful number, since it uses less digits than its factorization.

679771086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113295186.

The product of its (nonzero) digits is 889056, while the sum is 51.

The square root of 679771086 is about 26072.4200257667. The cubic root of 679771086 is about 879.2672472914.

The spelling of 679771086 in words is "six hundred seventy-nine million, seven hundred seventy-one thousand, eighty-six".