223304112 has 120 divisors (see below), whose sum is σ = 696674160. Its totient is φ = 66355200.

The previous prime is 223304077. The next prime is 223304143. The reversal of 223304112 is 211403322.

223304112 is a `hidden beast` number, since 223 + 30 + 411 + 2 = 666.

It is a super-2 number, since 2×223304112² = 99729452872217088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44112 + ... + 48912.

It is an arithmetic number, because the mean of its divisors is an integer number (5805618).

Almost surely, 2^223304112 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 223304112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348337080).

223304112 is an abundant number, since it is smaller than the sum of its proper divisors (473370048).

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

223304112 is a wasteful number, since it uses less digits than its factorization.

223304112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851 (or 4842 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 223304112 is about 14943.3634768080. The cubic root of 223304112 is about 606.6882354902.

Adding to 223304112 its reverse (211403322), we get a palindrome (434707434).

The spelling of 223304112 in words is "two hundred twenty-three million, three hundred four thousand, one hundred twelve".