225522552 has 32 divisors (see below), whose sum is σ = 593481600. Its totient is φ = 71217504.

The previous prime is 225522541. The next prime is 225522553. The reversal of 225522552 is 255225522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225522553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246828 + ... + 247739.

It is an arithmetic number, because the mean of its divisors is an integer number (18546300).

Almost surely, 2^225522552 is an apocalyptic number.

It is an amenable number.

225522552 is an abundant number, since it is smaller than the sum of its proper divisors (367959048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225522552 is a wasteful number, since it uses less digits than its factorization.

225522552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494595 (or 494591 counting only the distinct ones).

The product of its digits is 20000, while the sum is 30.

The square root of 225522552 is about 15017.4082983716. The cubic root of 225522552 is about 608.6906898578.

The spelling of 225522552 in words is "two hundred twenty-five million, five hundred twenty-two thousand, five hundred fifty-two".