225352522 has 8 divisors (see below), whose sum is σ = 338111172. Its totient is φ = 112648800.

The previous prime is 225352511. The next prime is 225352531. The reversal of 225352522 is 225253522.

It can be written as a sum of positive squares in 2 ways, for example, as 224370441 + 982081 = 14979^2 + 991^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1179 + ... + 21262.

Almost surely, 2^225352522 is an apocalyptic number.

225352522 is a deficient number, since it is larger than the sum of its proper divisors (112758650).

225352522 is a wasteful number, since it uses less digits than its factorization.

225352522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27464.

The product of its digits is 12000, while the sum is 28.

The square root of 225352522 is about 15011.7461342777. The cubic root of 225352522 is about 608.5376797372.

The spelling of 225352522 in words is "two hundred twenty-five million, three hundred fifty-two thousand, five hundred twenty-two".