222444041 has 4 divisors (see below), whose sum is σ = 222816000. Its totient is φ = 222072084.

The previous prime is 222444011. The next prime is 222444043. The reversal of 222444041 is 140444222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140444222 = 2 ⋅70222111.

It is a cyclic number.

It is not a de Polignac number, because 222444041 - 2¹⁰ = 222443017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 222443998 and 222444016.

It is not an unprimeable number, because it can be changed into a prime (222444043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185081 + ... + 186278.

It is an arithmetic number, because the mean of its divisors is an integer number (55704000).

Almost surely, 2^222444041 is an apocalyptic number.

It is an amenable number.

222444041 is a deficient number, since it is larger than the sum of its proper divisors (371959).

222444041 is an equidigital number, since it uses as much as digits as its factorization.

222444041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371958.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 222444041 is about 14914.5580222815. The cubic root of 222444041 is about 605.9083329924.

Adding to 222444041 its reverse (140444222), we get a palindrome (362888263).

The spelling of 222444041 in words is "two hundred twenty-two million, four hundred forty-four thousand, forty-one".