223365 has 8 divisors (see below), whose sum is σ = 357408. Its totient is φ = 119120.

The previous prime is 223361. The next prime is 223367. The reversal of 223365 is 563322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223365 - 2² = 223361 is a prime.

It is a Curzon number.

223365 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223361) 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, 7431 + ... + 7460.

It is an arithmetic number, because the mean of its divisors is an integer number (44676).

2²²³³⁶⁵ is an apocalyptic number.

It is an amenable number.

223365 is a deficient number, since it is larger than the sum of its proper divisors (134043).

223365 is a wasteful number, since it uses less digits than its factorization.

223365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14899.

The product of its digits is 1080, while the sum is 21.

The square root of 223365 is about 472.6150653545. The cubic root of 223365 is about 60.6743372072.

Adding to 223365 its reverse (563322), we get a palindrome (786687).

The spelling of 223365 in words is "two hundred twenty-three thousand, three hundred sixty-five".