268106 has 4 divisors (see below), whose sum is σ = 402162. Its totient is φ = 134052.

The previous prime is 268091. The next prime is 268123. The reversal of 268106 is 601862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601862 = 2 ⋅300931.

It can be written as a sum of positive squares in only one way, i.e., 259081 + 9025 = 509^2 + 95^2 .

It is a Curzon number.

It is an unprimeable number.

268106 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67025 + ... + 67028.

2²⁶⁸¹⁰⁶ is an apocalyptic number.

268106 is a deficient number, since it is larger than the sum of its proper divisors (134056).

268106 is a wasteful number, since it uses less digits than its factorization.

268106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134055.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 268106 is about 517.7895325323. The cubic root of 268106 is about 64.4815563314.

Adding to 268106 its reverse (601862), we get a palindrome (869968).

The spelling of 268106 in words is "two hundred sixty-eight thousand, one hundred six".