855485022 has 24 divisors (see below), whose sum is σ = 1990312776. Its totient is φ = 244424208.

The previous prime is 855484991. The next prime is 855485039. The reversal of 855485022 is 220584558.

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 11 ways as a sum of consecutive naturals, for example, 1454613 + ... + 1455200.

It is an arithmetic number, because the mean of its divisors is an integer number (82929699).

Almost surely, 2^855485022 is an apocalyptic number.

855485022 is an abundant number, since it is smaller than the sum of its proper divisors (1134827754).

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

855485022 is a wasteful number, since it uses less digits than its factorization.

855485022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2909832 (or 2909825 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 39.

The square root of 855485022 is about 29248.6755597583. The cubic root of 855485022 is about 949.3014336307.

The spelling of 855485022 in words is "eight hundred fifty-five million, four hundred eighty-five thousand, twenty-two".