222953443 has 2 divisors, whose sum is σ = 222953444. Its totient is φ = 222953442.

The previous prime is 222953441. The next prime is 222953473. The reversal of 222953443 is 344359222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222953443 - 2¹ = 222953441 is a prime.

Together with 222953441, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 222953399 and 222953408.

It is not a weakly prime, because it can be changed into another prime (222953441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111476721 + 111476722.

It is an arithmetic number, because the mean of its divisors is an integer number (111476722).

Almost surely, 2^222953443 is an apocalyptic number.

222953443 is a deficient number, since it is larger than the sum of its proper divisors (1).

222953443 is an equidigital number, since it uses as much as digits as its factorization.

222953443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 222953443 is about 14931.6255980385. The cubic root of 222953443 is about 606.3704950844.

The spelling of 222953443 in words is "two hundred twenty-two million, nine hundred fifty-three thousand, four hundred forty-three".