260992256 has 36 divisors (see below), whose sum is σ = 595392672. Its totient is φ = 111853056.

The previous prime is 260992213. The next prime is 260992267. The reversal of 260992256 is 652299062.

It is a super-3 number, since 3×260992256³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

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, 71030 + ... + 74613.

Almost surely, 2^260992256 is an apocalyptic number.

It is an amenable number.

260992256 is an abundant number, since it is smaller than the sum of its proper divisors (334400416).

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

260992256 is an equidigital number, since it uses as much as digits as its factorization.

260992256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145666 (or 145652 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 260992256 is about 16155.2547488426. The cubic root of 260992256 is about 639.0613322922.

The spelling of 260992256 in words is "two hundred sixty million, nine hundred ninety-two thousand, two hundred fifty-six".