268133223 has 4 divisors (see below), whose sum is σ = 357510968. Its totient is φ = 178755480.

The previous prime is 268133179. The next prime is 268133227. The reversal of 268133223 is 322331862.

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

It is not a de Polignac number, because 268133223 - 2¹³ = 268125031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268133227) 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, 44688868 + ... + 44688873.

It is an arithmetic number, because the mean of its divisors is an integer number (89377742).

Almost surely, 2^268133223 is an apocalyptic number.

268133223 is a deficient number, since it is larger than the sum of its proper divisors (89377745).

268133223 is an equidigital number, since it uses as much as digits as its factorization.

268133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89377744.

The product of its digits is 10368, while the sum is 30.

The square root of 268133223 is about 16374.7739831730. The cubic root of 268133223 is about 644.8373870458.

The spelling of 268133223 in words is "two hundred sixty-eight million, one hundred thirty-three thousand, two hundred twenty-three".