984316861 has 16 divisors (see below), whose sum is σ = 1086291648. Its totient is φ = 884464000.

The previous prime is 984316859. The next prime is 984316873. The reversal of 984316861 is 168613489.

It is a cyclic number.

It is not a de Polignac number, because 984316861 - 2¹ = 984316859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984316841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 824481 + ... + 825673.

It is an arithmetic number, because the mean of its divisors is an integer number (67893228).

Almost surely, 2^984316861 is an apocalyptic number.

It is an amenable number.

984316861 is a deficient number, since it is larger than the sum of its proper divisors (101974787).

984316861 is a wasteful number, since it uses less digits than its factorization.

984316861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012.

The product of its digits is 248832, while the sum is 46.

The square root of 984316861 is about 31373.8244560653. The cubic root of 984316861 is about 994.7447173848.

The spelling of 984316861 in words is "nine hundred eighty-four million, three hundred sixteen thousand, eight hundred sixty-one".