222385859 has 2 divisors, whose sum is σ = 222385860. Its totient is φ = 222385858.

The previous prime is 222385819. The next prime is 222385871. The reversal of 222385859 is 958583222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222385859 - 2¹² = 222381763 is a prime.

It is not a weakly prime, because it can be changed into another prime (222385819) 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, 111192929 + 111192930.

It is an arithmetic number, because the mean of its divisors is an integer number (111192930).

Almost surely, 2^222385859 is an apocalyptic number.

222385859 is a deficient number, since it is larger than the sum of its proper divisors (1).

222385859 is an equidigital number, since it uses as much as digits as its factorization.

222385859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 44.

The square root of 222385859 is about 14912.6073843577. The cubic root of 222385859 is about 605.8555016789.

The spelling of 222385859 in words is "two hundred twenty-two million, three hundred eighty-five thousand, eight hundred fifty-nine".