268355 has 8 divisors (see below), whose sum is σ = 324864. Its totient is φ = 212800.

The previous prime is 268343. The next prime is 268403. The reversal of 268355 is 553862.

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

It is not a de Polignac number, because 268355 - 2⁶ = 268291 is a prime.

It is a Duffinian number.

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, 815 + ... + 1095.

It is an arithmetic number, because the mean of its divisors is an integer number (40608).

2²⁶⁸³⁵⁵ is an apocalyptic number.

268355 is a deficient number, since it is larger than the sum of its proper divisors (56509).

268355 is a wasteful number, since it uses less digits than its factorization.

268355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477.

The product of its digits is 7200, while the sum is 29.

The square root of 268355 is about 518.0299219157. The cubic root of 268355 is about 64.5015122935.

The spelling of 268355 in words is "two hundred sixty-eight thousand, three hundred fifty-five".