265204223 has 4 divisors (see below), whose sum is σ = 279162360. Its totient is φ = 251246088.

The previous prime is 265204207. The next prime is 265204229. The reversal of 265204223 is 322402562.

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 265204223 - 2⁴ = 265204207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 265204192 and 265204201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265204229) 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, 6979040 + ... + 6979077.

It is an arithmetic number, because the mean of its divisors is an integer number (69790590).

Almost surely, 2^265204223 is an apocalyptic number.

265204223 is a deficient number, since it is larger than the sum of its proper divisors (13958137).

265204223 is a wasteful number, since it uses less digits than its factorization.

265204223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13958136.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 265204223 is about 16285.0920476367. The cubic root of 265204223 is about 642.4807873254.

Adding to 265204223 its reverse (322402562), we get a palindrome (587606785).

The spelling of 265204223 in words is "two hundred sixty-five million, two hundred four thousand, two hundred twenty-three".