225315052 has 12 divisors (see below), whose sum is σ = 404958400. Its totient is φ = 109612656.

The previous prime is 225315047. The next prime is 225315071. The reversal of 225315052 is 250513522.

It is a happy number.

225315052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761052 + ... + 761347.

Almost surely, 2^225315052 is an apocalyptic number.

It is an amenable number.

225315052 is a deficient number, since it is larger than the sum of its proper divisors (179643348).

225315052 is a wasteful number, since it uses less digits than its factorization.

225315052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522440 (or 1522438 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 225315052 is about 15010.4980596914. The cubic root of 225315052 is about 608.5039501083.

Adding to 225315052 its reverse (250513522), we get a palindrome (475828574).

The spelling of 225315052 in words is "two hundred twenty-five million, three hundred fifteen thousand, fifty-two".