222041856 has 72 divisors (see below), whose sum is σ = 595736064. Its totient is φ = 73415680.

The previous prime is 222041843. The next prime is 222041861. The reversal of 222041856 is 658140222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99505 + ... + 101711.

It is an arithmetic number, because the mean of its divisors is an integer number (8274112).

Almost surely, 2^222041856 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 222041856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297868032).

222041856 is an abundant number, since it is smaller than the sum of its proper divisors (373694208).

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

222041856 is a wasteful number, since it uses less digits than its factorization.

222041856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357 (or 2343 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 222041856 is about 14901.0689549441. The cubic root of 222041856 is about 605.5429463332.

The spelling of 222041856 in words is "two hundred twenty-two million, forty-one thousand, eight hundred fifty-six".