854879850 has 144 divisors (see below), whose sum is σ = 2653223040. Its totient is φ = 195033600.

The previous prime is 854879843. The next prime is 854879869. The reversal of 854879850 is 58978458.

854879850 is a `hidden beast` number, since 8 + 548 + 7 + 98 + 5 + 0 = 666.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 79071 + ... + 89229.

It is an arithmetic number, because the mean of its divisors is an integer number (18425160).

Almost surely, 2^854879850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 854879850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1326611520).

854879850 is an abundant number, since it is smaller than the sum of its proper divisors (1798343190).

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

854879850 is a wasteful number, since it uses less digits than its factorization.

854879850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10205 (or 10197 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 54.

The square root of 854879850 is about 29238.3284405932. The cubic root of 854879850 is about 949.0775348478.

The spelling of 854879850 in words is "eight hundred fifty-four million, eight hundred seventy-nine thousand, eight hundred fifty".