859527940 has 48 divisors (see below), whose sum is σ = 1887701760. Its totient is φ = 328127360.

The previous prime is 859527931. The next prime is 859527941. The reversal of 859527940 is 49725958.

859527940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (859527941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232305 + ... + 235975.

It is an arithmetic number, because the mean of its divisors is an integer number (39327120).

Almost surely, 2^859527940 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 859527940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (943850880).

859527940 is an abundant number, since it is smaller than the sum of its proper divisors (1028173820).

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

859527940 is a wasteful number, since it uses less digits than its factorization.

859527940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212 (or 4210 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 859527940 is about 29317.7069362527. The cubic root of 859527940 is about 950.7945117042.

The spelling of 859527940 in words is "eight hundred fifty-nine million, five hundred twenty-seven thousand, nine hundred forty".