268505976 has 16 divisors (see below), whose sum is σ = 671265000. Its totient is φ = 89501984.

The previous prime is 268505947. The next prime is 268505977. The reversal of 268505976 is 679505862.

It is a happy number.

268505976 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268505977) 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, 5593851 + ... + 5593898.

Almost surely, 2^268505976 is an apocalyptic number.

It is an amenable number.

268505976 is an abundant number, since it is smaller than the sum of its proper divisors (402759024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268505976 is a wasteful number, since it uses less digits than its factorization.

268505976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11187758 (or 11187754 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 48.

The square root of 268505976 is about 16386.1519582848. The cubic root of 268505976 is about 645.1360616752.

The spelling of 268505976 in words is "two hundred sixty-eight million, five hundred five thousand, nine hundred seventy-six".