266105 has 8 divisors (see below), whose sum is σ = 364992. Its totient is φ = 182448.

The previous prime is 266099. The next prime is 266111. The reversal of 266105 is 501662.

It is an interprime number because it is at equal distance from previous prime (266099) and next prime (266111).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 266105 - 2⁴ = 266089 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3767 + ... + 3836.

It is an arithmetic number, because the mean of its divisors is an integer number (45624).

2²⁶⁶¹⁰⁵ is an apocalyptic number.

It is an amenable number.

266105 is a deficient number, since it is larger than the sum of its proper divisors (98887).

266105 is an equidigital number, since it uses as much as digits as its factorization.

266105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 266105 is about 515.8536614196. The cubic root of 266105 is about 64.3207369422.

Subtracting from 266105 its sum of digits (20), we obtain a triangular number (266085 = T₇₂₉).

Adding to 266105 its reverse (501662), we get a palindrome (767767).

The spelling of 266105 in words is "two hundred sixty-six thousand, one hundred five".