268347 has 4 divisors (see below), whose sum is σ = 357800. Its totient is φ = 178896.

The previous prime is 268343. The next prime is 268403. The reversal of 268347 is 743862.

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

It is not a de Polignac number, because 268347 - 2² = 268343 is a prime.

It is a super-2 number, since 2×268347² = 144020224818, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268343) 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, 44722 + ... + 44727.

It is an arithmetic number, because the mean of its divisors is an integer number (89450).

2²⁶⁸³⁴⁷ is an apocalyptic number.

268347 is a deficient number, since it is larger than the sum of its proper divisors (89453).

268347 is an equidigital number, since it uses as much as digits as its factorization.

268347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89452.

The product of its digits is 8064, while the sum is 30.

The square root of 268347 is about 518.0222002965. The cubic root of 268347 is about 64.5008713301.

The spelling of 268347 in words is "two hundred sixty-eight thousand, three hundred forty-seven".