859473072 has 80 divisors (see below), whose sum is σ = 2471568000. Its totient is φ = 285961536.

The previous prime is 859473061. The next prime is 859473077. The reversal of 859473072 is 270374958.

It is a super-2 number, since 2×859473072² = 1477387922986234368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (859473077) 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 15 ways as a sum of consecutive naturals, for example, 283179 + ... + 286197.

It is an arithmetic number, because the mean of its divisors is an integer number (30894600).

Almost surely, 2^859473072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 859473072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1235784000).

859473072 is an abundant number, since it is smaller than the sum of its proper divisors (1612094928).

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

859473072 is a wasteful number, since it uses less digits than its factorization.

859473072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695 (or 3683 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 859473072 is about 29316.7711728287. The cubic root of 859473072 is about 950.7742799387.

The spelling of 859473072 in words is "eight hundred fifty-nine million, four hundred seventy-three thousand, seventy-two".