225841244 has 12 divisors (see below), whose sum is σ = 395421768. Its totient is φ = 112863600.

The previous prime is 225841219. The next prime is 225841247. The reversal of 225841244 is 442148522.

It is a self number, because there is not a number n which added to its sum of digits gives 225841244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225841247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4622 + ... + 21749.

It is an arithmetic number, because the mean of its divisors is an integer number (32951814).

Almost surely, 2^225841244 is an apocalyptic number.

It is an amenable number.

225841244 is a deficient number, since it is larger than the sum of its proper divisors (169580524).

225841244 is a wasteful number, since it uses less digits than its factorization.

225841244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28516 (or 28514 counting only the distinct ones).

The product of its digits is 20480, while the sum is 32.

The square root of 225841244 is about 15028.0153047566. The cubic root of 225841244 is about 608.9772739831.

Adding to 225841244 its reverse (442148522), we get a palindrome (667989766).

The spelling of 225841244 in words is "two hundred twenty-five million, eight hundred forty-one thousand, two hundred forty-four".