859607742 has 64 divisors (see below), whose sum is σ = 2066632704. Its totient is φ = 233176320.

The previous prime is 859607701. The next prime is 859607743. The reversal of 859607742 is 247706958.

It is a junction number, because it is equal to n+sod(n) for n = 859607691 and 859607700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859607743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62778 + ... + 75234.

It is an arithmetic number, because the mean of its divisors is an integer number (32291136).

Almost surely, 2^859607742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 859607742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1033316352).

859607742 is an abundant number, since it is smaller than the sum of its proper divisors (1207024962).

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

859607742 is a wasteful number, since it uses less digits than its factorization.

859607742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12553.

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 859607742 is about 29319.0678910500. The cubic root of 859607742 is about 950.8239359777.

The spelling of 859607742 in words is "eight hundred fifty-nine million, six hundred seven thousand, seven hundred forty-two".