842851944 has 96 divisors (see below), whose sum is σ = 2548260000. Its totient is φ = 249459840.

The previous prime is 842851927. The next prime is 842851957. The reversal of 842851944 is 449158248.

842851944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 842851944.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21682 + ... + 46430.

It is an arithmetic number, because the mean of its divisors is an integer number (26544375).

Almost surely, 2^842851944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842851944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274130000).

842851944 is an abundant number, since it is smaller than the sum of its proper divisors (1705408056).

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

842851944 is a wasteful number, since it uses less digits than its factorization.

842851944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24815 (or 24808 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 842851944 is about 29031.9125102016. The cubic root of 842851944 is about 944.6054151750.

The spelling of 842851944 in words is "eight hundred forty-two million, eight hundred fifty-one thousand, nine hundred forty-four".