223263 has 8 divisors (see below), whose sum is σ = 330800. Its totient is φ = 148824.

The previous prime is 223259. The next prime is 223273. The reversal of 223263 is 362322.

It is not a de Polignac number, because 223263 - 2² = 223259 is a prime.

It is a super-3 number, since 3×223263³ = 33386548419757341, which contains 333 as substring.

It is a Duffinian number.

223263 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4108 + ... + 4161.

It is an arithmetic number, because the mean of its divisors is an integer number (41350).

2²²³²⁶³ is an apocalyptic number.

223263 is a deficient number, since it is larger than the sum of its proper divisors (107537).

223263 is an equidigital number, since it uses as much as digits as its factorization.

223263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8278 (or 8272 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 223263 is about 472.5071428032. The cubic root of 223263 is about 60.6651001219.

Adding to 223263 its reverse (362322), we get a palindrome (585585).

The spelling of 223263 in words is "two hundred twenty-three thousand, two hundred sixty-three".