265023 has 12 divisors (see below), whose sum is σ = 417768. Its totient is φ = 160560.

The previous prime is 265021. The next prime is 265037. The reversal of 265023 is 320562.

It is not a de Polignac number, because 265023 - 2¹ = 265021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 264987 and 265005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1240 + ... + 1437.

It is an arithmetic number, because the mean of its divisors is an integer number (34814).

2²⁶⁵⁰²³ is an apocalyptic number.

265023 is a deficient number, since it is larger than the sum of its proper divisors (152745).

265023 is a wasteful number, since it uses less digits than its factorization.

265023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694 (or 2691 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 265023 is about 514.8038461395. The cubic root of 265023 is about 64.2334411041.

Adding to 265023 its reverse (320562), we get a palindrome (585585).

It can be divided in two parts, 2 and 65023, that added together give a square (65025 = 255²).

The spelling of 265023 in words is "two hundred sixty-five thousand, twenty-three".