265328223 has 16 divisors (see below), whose sum is σ = 361500672. Its totient is φ = 173052000.

The previous prime is 265328183. The next prime is 265328237. The reversal of 265328223 is 322823562.

It is not a de Polignac number, because 265328223 - 2⁸ = 265327967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265328243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31158 + ... + 38748.

It is an arithmetic number, because the mean of its divisors is an integer number (22593792).

Almost surely, 2^265328223 is an apocalyptic number.

265328223 is a deficient number, since it is larger than the sum of its proper divisors (96172449).

265328223 is a wasteful number, since it uses less digits than its factorization.

265328223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7846.

The product of its digits is 34560, while the sum is 33.

The square root of 265328223 is about 16288.8987657239. The cubic root of 265328223 is about 642.5809053946.

It can be divided in two parts, 2653 and 28223, that added together give a triangular number (30876 = T₂₄₈).

The spelling of 265328223 in words is "two hundred sixty-five million, three hundred twenty-eight thousand, two hundred twenty-three".