859607040 has 208 divisors, whose sum is σ = 2915733888. Its totient is φ = 215482368.

The previous prime is 859607039. The next prime is 859607081. The reversal of 859607040 is 40706958.

It is a self number, because there is not a number n which added to its sum of digits gives 859607040.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1044069 + ... + 1044891.

Almost surely, 2^859607040 is an apocalyptic number.

859607040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 859607040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1457866944).

859607040 is an abundant number, since it is smaller than the sum of its proper divisors (2056126848).

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

859607040 is a wasteful number, since it uses less digits than its factorization.

859607040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 859607040 is about 29319.0559193164. The cubic root of 859607040 is about 950.8236771471.

The spelling of 859607040 in words is "eight hundred fifty-nine million, six hundred seven thousand, forty".