268659323 has 4 divisors (see below), whose sum is σ = 269615688. Its totient is φ = 267702960.

The previous prime is 268659317. The next prime is 268659397. The reversal of 268659323 is 323956862.

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 268659323 - 2²⁰ = 267610747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268659023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477761 + ... + 478322.

It is an arithmetic number, because the mean of its divisors is an integer number (67403922).

Almost surely, 2^268659323 is an apocalyptic number.

268659323 is a deficient number, since it is larger than the sum of its proper divisors (956365).

268659323 is an equidigital number, since it uses as much as digits as its factorization.

268659323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956364.

The product of its digits is 466560, while the sum is 44.

The square root of 268659323 is about 16390.8304548610. The cubic root of 268659323 is about 645.2588532964.

The spelling of 268659323 in words is "two hundred sixty-eight million, six hundred fifty-nine thousand, three hundred twenty-three".