859045240 has 16 divisors (see below), whose sum is σ = 1932851880. Its totient is φ = 343618080.

The previous prime is 859045237. The next prime is 859045267. The reversal of 859045240 is 42540958.

It is a self number, because there is not a number n which added to its sum of digits gives 859045240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10738026 + ... + 10738105.

Almost surely, 2^859045240 is an apocalyptic number.

It is an amenable number.

859045240 is an abundant number, since it is smaller than the sum of its proper divisors (1073806640).

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

859045240 is a wasteful number, since it uses less digits than its factorization.

859045240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21476142 (or 21476138 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 859045240 is about 29309.4735537846. The cubic root of 859045240 is about 950.6164936591.

The spelling of 859045240 in words is "eight hundred fifty-nine million, forty-five thousand, two hundred forty".