317265 has 16 divisors (see below), whose sum is σ = 547008. Its totient is φ = 156096.

The previous prime is 317263. The next prime is 317267. The reversal of 317265 is 562713.

It is an interprime number because it is at equal distance from previous prime (317263) and next prime (317267).

It is not a de Polignac number, because 317265 - 2¹ = 317263 is a prime.

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 317265.

It is not an unprimeable number, because it can be changed into a prime (317263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619 + ... + 1008.

It is an arithmetic number, because the mean of its divisors is an integer number (34188).

2³¹⁷²⁶⁵ is an apocalyptic number.

It is an amenable number.

317265 is a deficient number, since it is larger than the sum of its proper divisors (229743).

317265 is a wasteful number, since it uses less digits than its factorization.

317265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648.

The product of its digits is 1260, while the sum is 24.

The square root of 317265 is about 563.2628160992. The cubic root of 317265 is about 68.2036140418.

Adding to 317265 its reverse (562713), we get a palindrome (879978).

The spelling of 317265 in words is "three hundred seventeen thousand, two hundred sixty-five".