986803856 has 20 divisors (see below), whose sum is σ = 1912715004. Its totient is φ = 493200000.

The previous prime is 986803847. The next prime is 986803871. The reversal of 986803856 is 658308689.

It is a happy number.

986803856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 756250000 + 230553856 = 27500^2 + 15184^2 .

It is a junction number, because it is equal to n+sod(n) for n = 986803798 and 986803807.

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, 32606 + ... + 55106.

Almost surely, 2^986803856 is an apocalyptic number.

It is an amenable number.

986803856 is a deficient number, since it is larger than the sum of its proper divisors (925911148).

986803856 is a wasteful number, since it uses less digits than its factorization.

986803856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25250 (or 25244 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 53.

The square root of 986803856 is about 31413.4343235502. The cubic root of 986803856 is about 995.5817935336.

The spelling of 986803856 in words is "nine hundred eighty-six million, eight hundred three thousand, eight hundred fifty-six".