222290333 has 2 divisors, whose sum is σ = 222290334. Its totient is φ = 222290332.

The previous prime is 222290311. The next prime is 222290353. The reversal of 222290333 is 333092222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220760164 + 1530169 = 14858^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 222290333 - 2²⁴ = 205513117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222290303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111145166 + 111145167.

It is an arithmetic number, because the mean of its divisors is an integer number (111145167).

Almost surely, 2^222290333 is an apocalyptic number.

It is an amenable number.

222290333 is a deficient number, since it is larger than the sum of its proper divisors (1).

222290333 is an equidigital number, since it uses as much as digits as its factorization.

222290333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 222290333 is about 14909.4041799128. The cubic root of 222290333 is about 605.7687407046.

The spelling of 222290333 in words is "two hundred twenty-two million, two hundred ninety thousand, three hundred thirty-three".