225033242 has 32 divisors (see below), whose sum is σ = 403660800. Its totient is φ = 91993968.

The previous prime is 225033217. The next prime is 225033253. The reversal of 225033242 is 242330522.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153509 + ... + 154967.

It is an arithmetic number, because the mean of its divisors is an integer number (12614400).

Almost surely, 2^225033242 is an apocalyptic number.

225033242 is a deficient number, since it is larger than the sum of its proper divisors (178627558).

225033242 is a wasteful number, since it uses less digits than its factorization.

225033242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 225033242 is about 15001.1080257426. The cubic root of 225033242 is about 608.2501513503.

Adding to 225033242 its reverse (242330522), we get a palindrome (467363764).

The spelling of 225033242 in words is "two hundred twenty-five million, thirty-three thousand, two hundred forty-two".