260345256 has 16 divisors (see below), whose sum is σ = 650863200. Its totient is φ = 86781744.

The previous prime is 260345237. The next prime is 260345273. The reversal of 260345256 is 652543062.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5423836 + ... + 5423883.

It is an arithmetic number, because the mean of its divisors is an integer number (40678950).

Almost surely, 2^260345256 is an apocalyptic number.

It is an amenable number.

260345256 is an abundant number, since it is smaller than the sum of its proper divisors (390517944).

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

260345256 is a wasteful number, since it uses less digits than its factorization.

260345256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10847728 (or 10847724 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 260345256 is about 16135.2178789132. The cubic root of 260345256 is about 638.5328174798.

The spelling of 260345256 in words is "two hundred sixty million, three hundred forty-five thousand, two hundred fifty-six".