985824671 has 16 divisors (see below), whose sum is σ = 1141324800. Its totient is φ = 843745248.

The previous prime is 985824641. The next prime is 985824683. The reversal of 985824671 is 176428589.

It is a cyclic number.

It is not a de Polignac number, because 985824671 - 2¹⁸ = 985562527 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 (985824601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30851 + ... + 54068.

It is an arithmetic number, because the mean of its divisors is an integer number (71332800).

Almost surely, 2^985824671 is an apocalyptic number.

985824671 is a deficient number, since it is larger than the sum of its proper divisors (155500129).

985824671 is a wasteful number, since it uses less digits than its factorization.

985824671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84998.

The product of its digits is 967680, while the sum is 50.

The square root of 985824671 is about 31397.8450056688. The cubic root of 985824671 is about 995.2523861664.

The spelling of 985824671 in words is "nine hundred eighty-five million, eight hundred twenty-four thousand, six hundred seventy-one".