265312 has 12 divisors (see below), whose sum is σ = 522396. Its totient is φ = 132640.

The previous prime is 265277. The next prime is 265313. The reversal of 265312 is 213562.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 265312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4114 + ... + 4177.

It is an arithmetic number, because the mean of its divisors is an integer number (43533).

265312 is a Friedman number, since it can be written as 6+2*(51^3+2), using all its digits and the basic arithmetic operations.

2²⁶⁵³¹² is an apocalyptic number.

It is an amenable number.

265312 is a deficient number, since it is larger than the sum of its proper divisors (257084).

265312 is an equidigital number, since it uses as much as digits as its factorization.

265312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301 (or 8293 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 265312 is about 515.0844590938. The cubic root of 265312 is about 64.2567808657.

Adding to 265312 its reverse (213562), we get a palindrome (478874).

The spelling of 265312 in words is "two hundred sixty-five thousand, three hundred twelve".