268844856 has 32 divisors (see below), whose sum is σ = 768128640. Its totient is φ = 76812768.

The previous prime is 268844839. The next prime is 268844869. The reversal of 268844856 is 658448862.

It is a junction number, because it is equal to n+sod(n) for n = 268844799 and 268844808.

It is a congruent number.

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, 799966 + ... + 800301.

It is an arithmetic number, because the mean of its divisors is an integer number (24004020).

Almost surely, 2^268844856 is an apocalyptic number.

It is an amenable number.

268844856 is an abundant number, since it is smaller than the sum of its proper divisors (499283784).

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

268844856 is a wasteful number, since it uses less digits than its factorization.

268844856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600283 (or 1600279 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 51.

The square root of 268844856 is about 16396.4891363975. The cubic root of 268844856 is about 645.4073552005.

The spelling of 268844856 in words is "two hundred sixty-eight million, eight hundred forty-four thousand, eight hundred fifty-six".