225321412 has 6 divisors (see below), whose sum is σ = 394312478. Its totient is φ = 112660704.

The previous prime is 225321407. The next prime is 225321433. The reversal of 225321412 is 214123522.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 225180036 + 141376 = 15006^2 + 376^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28165173 + ... + 28165180.

Almost surely, 2^225321412 is an apocalyptic number.

It is an amenable number.

225321412 is a deficient number, since it is larger than the sum of its proper divisors (168991066).

225321412 is a wasteful number, since it uses less digits than its factorization.

225321412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56330357 (or 56330355 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 225321412 is about 15010.7099099276. The cubic root of 225321412 is about 608.5096754970.

Adding to 225321412 its reverse (214123522), we get a palindrome (439444934).

The spelling of 225321412 in words is "two hundred twenty-five million, three hundred twenty-one thousand, four hundred twelve".