222422241 has 8 divisors (see below), whose sum is σ = 306129664. Its totient is φ = 143498160.

The previous prime is 222422177. The next prime is 222422267. The reversal of 222422241 is 142224222.

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

It is not a de Polignac number, because 222422241 - 2⁶ = 222422177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222422041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195726 + ... + 1195911.

It is an arithmetic number, because the mean of its divisors is an integer number (38266208).

Almost surely, 2^222422241 is an apocalyptic number.

It is an amenable number.

222422241 is a deficient number, since it is larger than the sum of its proper divisors (83707423).

222422241 is a wasteful number, since it uses less digits than its factorization.

222422241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391671.

The product of its digits is 1024, while the sum is 21.

The square root of 222422241 is about 14913.8271748066. The cubic root of 222422241 is about 605.8885389008. Note that the first 3 decimals are identical.

Adding to 222422241 its reverse (142224222), we get a palindrome (364646463).

The spelling of 222422241 in words is "two hundred twenty-two million, four hundred twenty-two thousand, two hundred forty-one".