222295361 has 2 divisors, whose sum is σ = 222295362. Its totient is φ = 222295360.

The previous prime is 222295357. The next prime is 222295369. The reversal of 222295361 is 163592222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206094736 + 16200625 = 14356^2 + 4025^2 .

It is a cyclic number.

It is not a de Polignac number, because 222295361 - 2² = 222295357 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222295369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111147680 + 111147681.

It is an arithmetic number, because the mean of its divisors is an integer number (111147681).

Almost surely, 2^222295361 is an apocalyptic number.

It is an amenable number.

222295361 is a deficient number, since it is larger than the sum of its proper divisors (1).

222295361 is an equidigital number, since it uses as much as digits as its factorization.

222295361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 222295361 is about 14909.5727973675. The cubic root of 222295361 is about 605.7733079781.

The spelling of 222295361 in words is "two hundred twenty-two million, two hundred ninety-five thousand, three hundred sixty-one".