260659885 has 16 divisors (see below), whose sum is σ = 320576256. Its totient is φ = 203370048.

The previous prime is 260659877. The next prime is 260659913. The reversal of 260659885 is 588956062.

It is a cyclic number.

It is not a de Polignac number, because 260659885 - 2³ = 260659877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70339 + ... + 73951.

It is an arithmetic number, because the mean of its divisors is an integer number (20036016).

Almost surely, 2^260659885 is an apocalyptic number.

It is an amenable number.

260659885 is a deficient number, since it is larger than the sum of its proper divisors (59916371).

260659885 is a wasteful number, since it uses less digits than its factorization.

260659885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 260659885 is about 16144.9646949134. The cubic root of 260659885 is about 638.7899376711.

The spelling of 260659885 in words is "two hundred sixty million, six hundred fifty-nine thousand, eight hundred eighty-five".