224442252 has 60 divisors (see below), whose sum is σ = 606994080. Its totient is φ = 72231264.

The previous prime is 224442233. The next prime is 224442277. The reversal of 224442252 is 252244422.

224442252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2548 + ... + 21339.

It is an arithmetic number, because the mean of its divisors is an integer number (10116568).

Almost surely, 2^224442252 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 224442252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303497040).

224442252 is an abundant number, since it is smaller than the sum of its proper divisors (382551828).

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

224442252 is a wasteful number, since it uses less digits than its factorization.

224442252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23932 (or 23921 counting only the distinct ones).

The product of its digits is 10240, while the sum is 27.

The square root of 224442252 is about 14981.3968641112. The cubic root of 224442252 is about 607.7172154196.

Adding to 224442252 its reverse (252244422), we get a palindrome (476686674).

The spelling of 224442252 in words is "two hundred twenty-four million, four hundred forty-two thousand, two hundred fifty-two".