986906866 has 16 divisors (see below), whose sum is σ = 1616463360. Its totient is φ = 448170480.

The previous prime is 986906813. The next prime is 986906881. The reversal of 986906866 is 668609689.

It is a self number, because there is not a number n which added to its sum of digits gives 986906866.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3280 + ... + 44548.

It is an arithmetic number, because the mean of its divisors is an integer number (101028960).

Almost surely, 2^986906866 is an apocalyptic number.

986906866 is a deficient number, since it is larger than the sum of its proper divisors (629556494).

986906866 is a wasteful number, since it uses less digits than its factorization.

986906866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42369.

The product of its (nonzero) digits is 6718464, while the sum is 58.

The square root of 986906866 is about 31415.0738659007. The cubic root of 986906866 is about 995.6164344306.

The spelling of 986906866 in words is "nine hundred eighty-six million, nine hundred six thousand, eight hundred sixty-six".