268673 has 4 divisors (see below), whose sum is σ = 275268. Its totient is φ = 262080.

The previous prime is 268661. The next prime is 268693. The reversal of 268673 is 376862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 376862 = 2 ⋅188431.

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 223729 = 212^2 + 473^2 .

It is a cyclic number.

It is not a de Polignac number, because 268673 - 2¹⁰ = 267649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (268613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3236 + ... + 3317.

It is an arithmetic number, because the mean of its divisors is an integer number (68817).

2²⁶⁸⁶⁷³ is an apocalyptic number.

It is an amenable number.

268673 is a deficient number, since it is larger than the sum of its proper divisors (6595).

268673 is an equidigital number, since it uses as much as digits as its factorization.

268673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594.

The product of its digits is 12096, while the sum is 32.

The square root of 268673 is about 518.3367631183. The cubic root of 268673 is about 64.5269802796.

It can be divided in two parts, 26867 and 3, that multiplied together give a triangular number (80601 = T₄₀₁).

The spelling of 268673 in words is "two hundred sixty-eight thousand, six hundred seventy-three".