268535263 has 8 divisors (see below), whose sum is σ = 274078080. Its totient is φ = 263037720.

The previous prime is 268535261. The next prime is 268535279. The reversal of 268535263 is 362535862.

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

It is a cyclic number.

It is not a de Polignac number, because 268535263 - 2¹ = 268535261 is a prime.

It is a super-2 number, since 2×268535263² = 144222374948958338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268535261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798 + ... + 23188.

It is an arithmetic number, because the mean of its divisors is an integer number (34259760).

Almost surely, 2^268535263 is an apocalyptic number.

268535263 is a deficient number, since it is larger than the sum of its proper divisors (5542817).

268535263 is a wasteful number, since it uses less digits than its factorization.

268535263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22637.

The product of its digits is 259200, while the sum is 40.

The square root of 268535263 is about 16387.0455848515. The cubic root of 268535263 is about 645.1595166627.

The spelling of 268535263 in words is "two hundred sixty-eight million, five hundred thirty-five thousand, two hundred sixty-three".