985574854 has 16 divisors (see below), whose sum is σ = 1615574736. Its totient is φ = 447206400.

The previous prime is 985574801. The next prime is 985574857. The reversal of 985574854 is 458475589.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 985574795 and 985574804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985574857) 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 7 ways as a sum of consecutive naturals, for example, 26127 + ... + 51514.

It is an arithmetic number, because the mean of its divisors is an integer number (100973421).

Almost surely, 2^985574854 is an apocalyptic number.

985574854 is a deficient number, since it is larger than the sum of its proper divisors (629999882).

985574854 is a wasteful number, since it uses less digits than its factorization.

985574854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78231.

The product of its digits is 8064000, while the sum is 55.

The square root of 985574854 is about 31393.8665028696. The cubic root of 985574854 is about 995.1683103743.

The spelling of 985574854 in words is "nine hundred eighty-five million, five hundred seventy-four thousand, eight hundred fifty-four".