222846233 has 2 divisors, whose sum is σ = 222846234. Its totient is φ = 222846232.

The previous prime is 222846191. The next prime is 222846263. The reversal of 222846233 is 332648222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116920969 + 105925264 = 10813^2 + 10292^2 .

It is a cyclic number.

It is not a de Polignac number, because 222846233 - 2²⁶ = 155737369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222846233.

It is not a weakly prime, because it can be changed into another prime (222846263) 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, 111423116 + 111423117.

It is an arithmetic number, because the mean of its divisors is an integer number (111423117).

Almost surely, 2^222846233 is an apocalyptic number.

It is an amenable number.

222846233 is a deficient number, since it is larger than the sum of its proper divisors (1).

222846233 is an equidigital number, since it uses as much as digits as its factorization.

222846233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 32.

The square root of 222846233 is about 14928.0351352748. The cubic root of 222846233 is about 606.2732858452.

The spelling of 222846233 in words is "two hundred twenty-two million, eight hundred forty-six thousand, two hundred thirty-three".