220446222 has 16 divisors (see below), whose sum is σ = 452808912. Its totient is φ = 71496000.

The previous prime is 220446211. The next prime is 220446241. The reversal of 220446222 is 222644022.

It is a junction number, because it is equal to n+sod(n) for n = 220446192 and 220446201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496279 + ... + 496722.

It is an arithmetic number, because the mean of its divisors is an integer number (28300557).

Almost surely, 2^220446222 is an apocalyptic number.

220446222 is an abundant number, since it is smaller than the sum of its proper divisors (232362690).

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

220446222 is a wasteful number, since it uses less digits than its factorization.

220446222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993043.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 220446222 is about 14847.4314950432. The cubic root of 220446222 is about 604.0889431611.

The spelling of 220446222 in words is "two hundred twenty million, four hundred forty-six thousand, two hundred twenty-two".