225215324 has 12 divisors (see below), whose sum is σ = 394363200. Its totient is φ = 112540128.

The previous prime is 225215311. The next prime is 225215327. The reversal of 225215324 is 423512522.

225215324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 225215293 and 225215302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225215327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8969 + ... + 23040.

It is an arithmetic number, because the mean of its divisors is an integer number (32863600).

Almost surely, 2^225215324 is an apocalyptic number.

It is an amenable number.

225215324 is a deficient number, since it is larger than the sum of its proper divisors (169147876).

225215324 is a wasteful number, since it uses less digits than its factorization.

225215324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33772 (or 33770 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 225215324 is about 15007.1757502869. The cubic root of 225215324 is about 608.4141590403.

Adding to 225215324 its reverse (423512522), we get a palindrome (648727846).

It can be divided in two parts, 2252 and 15324, that added together give a cube (17576 = 26³).

The spelling of 225215324 in words is "two hundred twenty-five million, two hundred fifteen thousand, three hundred twenty-four".