224444120 has 48 divisors (see below), whose sum is σ = 527960160. Its totient is φ = 85866176.

The previous prime is 224444117. The next prime is 224444141. The reversal of 224444120 is 21444422.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15857 + ... + 26463.

It is an arithmetic number, because the mean of its divisors is an integer number (10999170).

Almost surely, 2^224444120 is an apocalyptic number.

224444120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224444120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263980080).

224444120 is an abundant number, since it is smaller than the sum of its proper divisors (303516040).

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

224444120 is a wasteful number, since it uses less digits than its factorization.

224444120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10664 (or 10637 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 224444120 is about 14981.4592079677. The cubic root of 224444120 is about 607.7189013954.

Adding to 224444120 its reverse (21444422), we get a palindrome (245888542).

It can be divided in two parts, 2244 and 44120, that added together give a palindrome (46364).

The spelling of 224444120 in words is "two hundred twenty-four million, four hundred forty-four thousand, one hundred twenty".