859912242 has 32 divisors (see below), whose sum is σ = 1997741184. Its totient is φ = 241660800.

The previous prime is 859912231. The next prime is 859912253. The reversal of 859912242 is 242219958.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (859912231) and next prime (859912253).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 859912194 and 859912203.

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, 165259 + ... + 170382.

It is an arithmetic number, because the mean of its divisors is an integer number (62429412).

Almost surely, 2^859912242 is an apocalyptic number.

859912242 is an abundant number, since it is smaller than the sum of its proper divisors (1137828942).

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

859912242 is a wasteful number, since it uses less digits than its factorization.

859912242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335714.

The product of its digits is 103680, while the sum is 42.

The square root of 859912242 is about 29324.2602975761. The cubic root of 859912242 is about 950.9361932686.

The spelling of 859912242 in words is "eight hundred fifty-nine million, nine hundred twelve thousand, two hundred forty-two".