859616472 has 96 divisors (see below), whose sum is σ = 2538751680. Its totient is φ = 240439680.

The previous prime is 859616431. The next prime is 859616477. The reversal of 859616472 is 274616958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859616477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34983 + ... + 54249.

It is an arithmetic number, because the mean of its divisors is an integer number (26445330).

Almost surely, 2^859616472 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 859616472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1269375840).

859616472 is an abundant number, since it is smaller than the sum of its proper divisors (1679135208).

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

859616472 is a wasteful number, since it uses less digits than its factorization.

859616472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19313 (or 19296 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 859616472 is about 29319.2167698934. The cubic root of 859616472 is about 950.8271547578.

The spelling of 859616472 in words is "eight hundred fifty-nine million, six hundred sixteen thousand, four hundred seventy-two".