260085 has 16 divisors (see below), whose sum is σ = 475776. Its totient is φ = 118848.

The previous prime is 260081. The next prime is 260089. The reversal of 260085 is 580062.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (260081) and next prime (260089).

It is not a de Polignac number, because 260085 - 2² = 260081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260081) 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, 1134 + ... + 1343.

It is an arithmetic number, because the mean of its divisors is an integer number (29736).

2²⁶⁰⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

260085 is a deficient number, since it is larger than the sum of its proper divisors (215691).

260085 is a wasteful number, since it uses less digits than its factorization.

260085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 260085 is about 509.9852939056. The cubic root of 260085 is about 63.8319975239.

The spelling of 260085 in words is "two hundred sixty thousand, eighty-five".