222610543 has 2 divisors, whose sum is σ = 222610544. Its totient is φ = 222610542.

The previous prime is 222610523. The next prime is 222610561. The reversal of 222610543 is 345016222.

222610543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222610543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222610513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111305271 + 111305272.

It is an arithmetic number, because the mean of its divisors is an integer number (111305272).

Almost surely, 2^222610543 is an apocalyptic number.

222610543 is a deficient number, since it is larger than the sum of its proper divisors (1).

222610543 is an equidigital number, since it uses as much as digits as its factorization.

222610543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 222610543 is about 14920.1388398366. The cubic root of 222610543 is about 606.0594718108.

Adding to 222610543 its reverse (345016222), we get a palindrome (567626765).

It can be divided in two parts, 2226 and 10543, that added together give a square (12769 = 113²).

The spelling of 222610543 in words is "two hundred twenty-two million, six hundred ten thousand, five hundred forty-three".