225044245 has 8 divisors (see below), whose sum is σ = 272115360. Its totient is φ = 178660560.

The previous prime is 225044191. The next prime is 225044269. The reversal of 225044245 is 542440522.

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

It is not a de Polignac number, because 225044245 - 2⁷ = 225044117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171135 + ... + 172444.

It is an arithmetic number, because the mean of its divisors is an integer number (34014420).

Almost surely, 2^225044245 is an apocalyptic number.

It is an amenable number.

225044245 is a deficient number, since it is larger than the sum of its proper divisors (47071115).

225044245 is a wasteful number, since it uses less digits than its factorization.

225044245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343715.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 225044245 is about 15001.4747608360. The cubic root of 225044245 is about 608.2600646521.

Adding to 225044245 its reverse (542440522), we get a palindrome (767484767).

The spelling of 225044245 in words is "two hundred twenty-five million, forty-four thousand, two hundred forty-five".