265085 has 4 divisors (see below), whose sum is σ = 318108. Its totient is φ = 212064.

The previous prime is 265079. The next prime is 265091. The reversal of 265085 is 580562.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (265079) and next prime (265091).

It can be written as a sum of positive squares in 2 ways, for example, as 188356 + 76729 = 434^2 + 277^2 .

It is a cyclic number.

It is not a de Polignac number, because 265085 - 2⁶ = 265021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 265085.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26504 + ... + 26513.

It is an arithmetic number, because the mean of its divisors is an integer number (79527).

2²⁶⁵⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

265085 is a deficient number, since it is larger than the sum of its proper divisors (53023).

265085 is an equidigital number, since it uses as much as digits as its factorization.

265085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53022.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 265085 is about 514.8640597284. The cubic root of 265085 is about 64.2384496792.

The spelling of 265085 in words is "two hundred sixty-five thousand, eighty-five".