225442324 has 24 divisors (see below), whose sum is σ = 402192000. Its totient is φ = 110547360.

The previous prime is 225442303. The next prime is 225442331. The reversal of 225442324 is 423244522.

It is a junction number, because it is equal to n+sod(n) for n = 225442292 and 225442301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54522 + ... + 58510.

It is an arithmetic number, because the mean of its divisors is an integer number (16758000).

Almost surely, 2^225442324 is an apocalyptic number.

It is an amenable number.

225442324 is a deficient number, since it is larger than the sum of its proper divisors (176749676).

225442324 is a wasteful number, since it uses less digits than its factorization.

225442324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263 (or 4261 counting only the distinct ones).

The product of its digits is 15360, while the sum is 28.

The square root of 225442324 is about 15014.7368941317. The cubic root of 225442324 is about 608.6185022086.

Adding to 225442324 its reverse (423244522), we get a palindrome (648686846).

The spelling of 225442324 in words is "two hundred twenty-five million, four hundred forty-two thousand, three hundred twenty-four".