224144252 has 24 divisors (see below), whose sum is σ = 415907856. Its totient is φ = 105331968.

The previous prime is 224144183. The next prime is 224144281. The reversal of 224144252 is 252441422.

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, 58178 + ... + 61910.

It is an arithmetic number, because the mean of its divisors is an integer number (17329494).

Almost surely, 2^224144252 is an apocalyptic number.

It is an amenable number.

224144252 is a deficient number, since it is larger than the sum of its proper divisors (191763604).

224144252 is a wasteful number, since it uses less digits than its factorization.

224144252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637 (or 4635 counting only the distinct ones).

The product of its digits is 5120, while the sum is 26.

The square root of 224144252 is about 14971.4478925720. The cubic root of 224144252 is about 607.4481336719.

Adding to 224144252 its reverse (252441422), we get a palindrome (476585674).

The spelling of 224144252 in words is "two hundred twenty-four million, one hundred forty-four thousand, two hundred fifty-two".