859474992 has 20 divisors (see below), whose sum is σ = 2220310520. Its totient is φ = 286491648.

The previous prime is 859474939. The next prime is 859474997. The reversal of 859474992 is 299474958.

It is not an unprimeable number, because it can be changed into a prime (859474997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8952817 + ... + 8952912.

It is an arithmetic number, because the mean of its divisors is an integer number (111015526).

Almost surely, 2^859474992 is an apocalyptic number.

It is an amenable number.

859474992 is an abundant number, since it is smaller than the sum of its proper divisors (1360835528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

859474992 is a wasteful number, since it uses less digits than its factorization.

859474992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17905740 (or 17905734 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 57.

The square root of 859474992 is about 29316.8039185720. The cubic root of 859474992 is about 950.7749879249.

The spelling of 859474992 in words is "eight hundred fifty-nine million, four hundred seventy-four thousand, nine hundred ninety-two".