260871856 has 20 divisors (see below), whose sum is σ = 577645072. Its totient is φ = 111802176.

The previous prime is 260871847. The next prime is 260871859. The reversal of 260871856 is 658178062.

260871856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (260871859) 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, 1164495 + ... + 1164718.

Almost surely, 2^260871856 is an apocalyptic number.

It is an amenable number.

260871856 is an abundant number, since it is smaller than the sum of its proper divisors (316773216).

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

260871856 is a wasteful number, since it uses less digits than its factorization.

260871856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329228 (or 2329222 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 260871856 is about 16151.5279772534. The cubic root of 260871856 is about 638.9630473593.

The spelling of 260871856 in words is "two hundred sixty million, eight hundred seventy-one thousand, eight hundred fifty-six".