222242593 has 2 divisors, whose sum is σ = 222242594. Its totient is φ = 222242592.

The previous prime is 222242467. The next prime is 222242599. The reversal of 222242593 is 395242222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142372624 + 79869969 = 11932^2 + 8937^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222242593 is a prime.

It is not a weakly prime, because it can be changed into another prime (222242599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111121296 + 111121297.

It is an arithmetic number, because the mean of its divisors is an integer number (111121297).

Almost surely, 2^222242593 is an apocalyptic number.

It is an amenable number.

222242593 is a deficient number, since it is larger than the sum of its proper divisors (1).

222242593 is an equidigital number, since it uses as much as digits as its factorization.

222242593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 222242593 is about 14907.8030909990. The cubic root of 222242593 is about 605.7253717918.

The spelling of 222242593 in words is "two hundred twenty-two million, two hundred forty-two thousand, five hundred ninety-three".