268508635 has 8 divisors (see below), whose sum is σ = 322467696. Its totient is φ = 214635360.

The previous prime is 268508623. The next prime is 268508677. The reversal of 268508635 is 536805862.

It is a happy number.

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

It is not a de Polignac number, because 268508635 - 2¹³ = 268500443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268508591 and 268508600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14344 + ... + 27253.

It is an arithmetic number, because the mean of its divisors is an integer number (40308462).

Almost surely, 2^268508635 is an apocalyptic number.

268508635 is a deficient number, since it is larger than the sum of its proper divisors (53959061).

268508635 is a wasteful number, since it uses less digits than its factorization.

268508635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42893.

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 268508635 is about 16386.2330936674. The cubic root of 268508635 is about 645.1381912505.

The spelling of 268508635 in words is "two hundred sixty-eight million, five hundred eight thousand, six hundred thirty-five".