260266879 has 4 divisors (see below), whose sum is σ = 260311576. Its totient is φ = 260222184.

The previous prime is 260266861. The next prime is 260266913. The reversal of 260266879 is 978662062.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260266879 - 2⁵ = 260266847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260266819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12024 + ... + 25789.

It is an arithmetic number, because the mean of its divisors is an integer number (65077894).

Almost surely, 2^260266879 is an apocalyptic number.

260266879 is a deficient number, since it is larger than the sum of its proper divisors (44697).

260266879 is an equidigital number, since it uses as much as digits as its factorization.

260266879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44696.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 260266879 is about 16132.7889405397. The cubic root of 260266879 is about 638.4687342308.

The spelling of 260266879 in words is "two hundred sixty million, two hundred sixty-six thousand, eight hundred seventy-nine".