222042041 has 8 divisors (see below), whose sum is σ = 239246280. Its totient is φ = 204855552.

The previous prime is 222042001. The next prime is 222042043. The reversal of 222042041 is 140240222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 34762816 + 187279225 = 5896^2 + 13685^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 222042041 - 2¹⁸ = 221779897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222042043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33815 + ... + 39843.

It is an arithmetic number, because the mean of its divisors is an integer number (29905785).

Almost surely, 2^222042041 is an apocalyptic number.

It is an amenable number.

222042041 is a deficient number, since it is larger than the sum of its proper divisors (17204239).

222042041 is a wasteful number, since it uses less digits than its factorization.

222042041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8875.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 222042041 is about 14901.0751625512. The cubic root of 222042041 is about 605.5431145078.

Adding to 222042041 its reverse (140240222), we get a palindrome (362282263).

The spelling of 222042041 in words is "two hundred twenty-two million, forty-two thousand, forty-one".