222405343 has 2 divisors, whose sum is σ = 222405344. Its totient is φ = 222405342.

The previous prime is 222405311. The next prime is 222405367. The reversal of 222405343 is 343504222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222405343 - 2⁵ = 222405311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222402343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111202671 + 111202672.

It is an arithmetic number, because the mean of its divisors is an integer number (111202672).

Almost surely, 2^222405343 is an apocalyptic number.

222405343 is a deficient number, since it is larger than the sum of its proper divisors (1).

222405343 is an equidigital number, since it uses as much as digits as its factorization.

222405343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 222405343 is about 14913.2606427971. The cubic root of 222405343 is about 605.8731948660.

Adding to 222405343 its reverse (343504222), we get a palindrome (565909565).

The spelling of 222405343 in words is "two hundred twenty-two million, four hundred five thousand, three hundred forty-three".