225244052 has 24 divisors (see below), whose sum is σ = 431706240. Its totient is φ = 101980160.

The previous prime is 225244051. The next prime is 225244057. The reversal of 225244052 is 250442522.

It is a super-2 number, since 2×225244052² = 101469765922757408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225244051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1349 + ... + 21267.

It is an arithmetic number, because the mean of its divisors is an integer number (17987760).

Almost surely, 2^225244052 is an apocalyptic number.

225244052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

225244052 is a deficient number, since it is larger than the sum of its proper divisors (206462188).

225244052 is a wasteful number, since it uses less digits than its factorization.

225244052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20191 (or 20189 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 225244052 is about 15008.1328618853. The cubic root of 225244052 is about 608.4400272902.

Adding to 225244052 its reverse (250442522), we get a palindrome (475686574).

The spelling of 225244052 in words is "two hundred twenty-five million, two hundred forty-four thousand, fifty-two".