842685008 has 40 divisors (see below), whose sum is σ = 1786224960. Its totient is φ = 381943040.

The previous prime is 842684981. The next prime is 842685029. The reversal of 842685008 is 800586248.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56516 + ... + 69852.

It is an arithmetic number, because the mean of its divisors is an integer number (44655624).

Almost surely, 2^842685008 is an apocalyptic number.

842685008 is a gapful number since it is divisible by the number (88) 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 842685008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (893112480).

842685008 is an abundant number, since it is smaller than the sum of its proper divisors (943539952).

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

842685008 is a wasteful number, since it uses less digits than its factorization.

842685008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13715 (or 13709 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 41.

The square root of 842685008 is about 29029.0373247202. The cubic root of 842685008 is about 944.5430479299.

The spelling of 842685008 in words is "eight hundred forty-two million, six hundred eighty-five thousand, eight".