268534219 has 4 divisors (see below), whose sum is σ = 268572520. Its totient is φ = 268495920.

The previous prime is 268534127. The next prime is 268534241. The reversal of 268534219 is 912435862.

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 268534219 - 2¹¹ = 268532171 is a prime.

It is a super-2 number, since 2×268534219² = 144221253547879922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268534249) 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, 5289 + ... + 23770.

It is an arithmetic number, because the mean of its divisors is an integer number (67143130).

Almost surely, 2^268534219 is an apocalyptic number.

268534219 is a deficient number, since it is larger than the sum of its proper divisors (38301).

268534219 is an equidigital number, since it uses as much as digits as its factorization.

268534219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38300.

The product of its digits is 103680, while the sum is 40.

The square root of 268534219 is about 16387.0137303903. The cubic root of 268534219 is about 645.1586805870.

The spelling of 268534219 in words is "two hundred sixty-eight million, five hundred thirty-four thousand, two hundred nineteen".