985868782 has 8 divisors (see below), whose sum is σ = 1478982456. Its totient is φ = 492874632.

The previous prime is 985868773. The next prime is 985868831. The reversal of 985868782 is 287868589.

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

It is a self number, because there is not a number n which added to its sum of digits gives 985868782.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5173 + ... + 44704.

It is an arithmetic number, because the mean of its divisors is an integer number (184872807).

Almost surely, 2^985868782 is an apocalyptic number.

985868782 is a deficient number, since it is larger than the sum of its proper divisors (493113674).

985868782 is a wasteful number, since it uses less digits than its factorization.

985868782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59762.

The product of its digits is 15482880, while the sum is 61.

The square root of 985868782 is about 31398.5474504793. The cubic root of 985868782 is about 995.2672302269.

The spelling of 985868782 in words is "nine hundred eighty-five million, eight hundred sixty-eight thousand, seven hundred eighty-two".