268874 has 4 divisors (see below), whose sum is σ = 403314. Its totient is φ = 134436.

The previous prime is 268861. The next prime is 268883. The reversal of 268874 is 478862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 478862 = 2 ⋅239431.

It can be written as a sum of positive squares in only one way, i.e., 208849 + 60025 = 457^2 + 245^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 268874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67217 + ... + 67220.

2²⁶⁸⁸⁷⁴ is an apocalyptic number.

268874 is a deficient number, since it is larger than the sum of its proper divisors (134440).

268874 is a wasteful number, since it uses less digits than its factorization.

268874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134439.

The product of its digits is 21504, while the sum is 35.

The square root of 268874 is about 518.5306162610. The cubic root of 268874 is about 64.5430676051.

The spelling of 268874 in words is "two hundred sixty-eight thousand, eight hundred seventy-four".