268535 has 8 divisors (see below), whose sum is σ = 330000. Its totient is φ = 209664.

The previous prime is 268531. The next prime is 268537. The reversal of 268535 is 535862.

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 268535 - 2² = 268531 is a prime.

It is a super-2 number, since 2×268535² = 144222092450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 268498 and 268507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268531) 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, 410 + ... + 839.

It is an arithmetic number, because the mean of its divisors is an integer number (41250).

2²⁶⁸⁵³⁵ is an apocalyptic number.

268535 is a deficient number, since it is larger than the sum of its proper divisors (61465).

268535 is a wasteful number, since it uses less digits than its factorization.

268535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297.

The product of its digits is 7200, while the sum is 29.

The square root of 268535 is about 518.2036279302. The cubic root of 268535 is about 64.5159306042.

It can be divided in two parts, 268 and 535, that multiplied together give a triangular number (143380 = T₅₃₅).

The spelling of 268535 in words is "two hundred sixty-eight thousand, five hundred thirty-five".