224032220 has 12 divisors (see below), whose sum is σ = 470467704. Its totient is φ = 89612880.

The previous prime is 224032217. The next prime is 224032223. The reversal of 224032220 is 22230422.

224032220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (224032217) and next prime (224032223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224032223) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5600786 + ... + 5600825.

It is an arithmetic number, because the mean of its divisors is an integer number (39205642).

Almost surely, 2^224032220 is an apocalyptic number.

224032220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224032220 is an abundant number, since it is smaller than the sum of its proper divisors (246435484).

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

224032220 is a wasteful number, since it uses less digits than its factorization.

224032220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11201620 (or 11201618 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 224032220 is about 14967.7059030434. The cubic root of 224032220 is about 607.3469116984.

Adding to 224032220 its reverse (22230422), we get a palindrome (246262642).

The spelling of 224032220 in words is "two hundred twenty-four million, thirty-two thousand, two hundred twenty".