222446039 has 2 divisors, whose sum is σ = 222446040. Its totient is φ = 222446038.

The previous prime is 222446011. The next prime is 222446069. The reversal of 222446039 is 930644222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222446039 - 2²⁴ = 205668823 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 222445996 and 222446014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222446069) 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, 111223019 + 111223020.

It is an arithmetic number, because the mean of its divisors is an integer number (111223020).

Almost surely, 2^222446039 is an apocalyptic number.

222446039 is a deficient number, since it is larger than the sum of its proper divisors (1).

222446039 is an equidigital number, since it uses as much as digits as its factorization.

222446039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 222446039 is about 14914.6250036667. The cubic root of 222446039 is about 605.9101470835.

The spelling of 222446039 in words is "two hundred twenty-two million, four hundred forty-six thousand, thirty-nine".