225243573 has 8 divisors (see below), whose sum is σ = 300452448. Its totient is φ = 150098544.

The previous prime is 225243563. The next prime is 225243581. The reversal of 225243573 is 375342522.

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

It is not a de Polignac number, because 225243573 - 2⁵ = 225243541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225243563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7011 + ... + 22352.

It is an arithmetic number, because the mean of its divisors is an integer number (37556556).

Almost surely, 2^225243573 is an apocalyptic number.

It is an amenable number.

225243573 is a deficient number, since it is larger than the sum of its proper divisors (75208875).

225243573 is a wasteful number, since it uses less digits than its factorization.

225243573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31923.

The product of its digits is 50400, while the sum is 33.

The square root of 225243573 is about 15008.1169038624. The cubic root of 225243573 is about 608.4395959906.

The spelling of 225243573 in words is "two hundred twenty-five million, two hundred forty-three thousand, five hundred seventy-three".