268183 has 4 divisors (see below), whose sum is σ = 269568. Its totient is φ = 266800.

The previous prime is 268171. The next prime is 268189. The reversal of 268183 is 381862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 268183 - 2⁹ = 267671 is a prime.

It is a Duffinian number.

268183 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268189) 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, 343 + ... + 808.

It is an arithmetic number, because the mean of its divisors is an integer number (67392).

2²⁶⁸¹⁸³ is an apocalyptic number.

268183 is a deficient number, since it is larger than the sum of its proper divisors (1385).

268183 is a wasteful number, since it uses less digits than its factorization.

268183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its digits is 2304, while the sum is 28.

The square root of 268183 is about 517.8638817296. The cubic root of 268183 is about 64.4877287714.

The spelling of 268183 in words is "two hundred sixty-eight thousand, one hundred eighty-three".