222263 has 4 divisors (see below), whose sum is σ = 227040. Its totient is φ = 217488.

The previous prime is 222247. The next prime is 222269. The reversal of 222263 is 362222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222263 - 2⁴ = 222247 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318 + ... + 2411.

It is an arithmetic number, because the mean of its divisors is an integer number (56760).

2²²²²⁶³ is an apocalyptic number.

222263 is a deficient number, since it is larger than the sum of its proper divisors (4777).

222263 is an equidigital number, since it uses as much as digits as its factorization.

222263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776.

The product of its digits is 288, while the sum is 17.

The square root of 222263 is about 471.4477701718. The cubic root of 222263 is about 60.5743911081.

Adding to 222263 its reverse (362222), we get a palindrome (584485).

The spelling of 222263 in words is "two hundred twenty-two thousand, two hundred sixty-three".