222040633 has 2 divisors, whose sum is σ = 222040634. Its totient is φ = 222040632.

The previous prime is 222040607. The next prime is 222040649. The reversal of 222040633 is 336040222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199459129 + 22581504 = 14123^2 + 4752^2 .

It is a cyclic number.

It is not a de Polignac number, because 222040633 - 2⁵ = 222040601 is a prime.

It is not a weakly prime, because it can be changed into another prime (222040933) 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 as a sum of consecutive naturals, namely, 111020316 + 111020317.

It is an arithmetic number, because the mean of its divisors is an integer number (111020317).

Almost surely, 2^222040633 is an apocalyptic number.

It is an amenable number.

222040633 is a deficient number, since it is larger than the sum of its proper divisors (1).

222040633 is an equidigital number, since it uses as much as digits as its factorization.

222040633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 222040633 is about 14901.0279175633. The cubic root of 222040633 is about 605.5418345602.

Adding to 222040633 its reverse (336040222), we get a palindrome (558080855).

The spelling of 222040633 in words is "two hundred twenty-two million, forty thousand, six hundred thirty-three".