888555222 has 48 divisors (see below), whose sum is σ = 2010836880. Its totient is φ = 283283136.

The previous prime is 888555181. The next prime is 888555223. The reversal of 888555222 is 222555888.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (888555223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27988 + ... + 50600.

It is an arithmetic number, because the mean of its divisors is an integer number (41892435).

Almost surely, 2^888555222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 888555222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1005418440).

888555222 is an abundant number, since it is smaller than the sum of its proper divisors (1122281658).

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

888555222 is a wasteful number, since it uses less digits than its factorization.

888555222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22717 (or 22714 counting only the distinct ones).

The product of its digits is 512000, while the sum is 45.

The square root of 888555222 is about 29808.6434109303. The cubic root of 888555222 is about 961.3793907498.

The spelling of 888555222 in words is "eight hundred eighty-eight million, five hundred fifty-five thousand, two hundred twenty-two".