260608685 has 8 divisors (see below), whose sum is σ = 318631320. Its totient is φ = 204553024.

The previous prime is 260608637. The next prime is 260608709. The reversal of 260608685 is 586806062.

260608685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 97101316 + 163507369 = 9854^2 + 12787^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260608685 - 2⁸ = 260608429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491450 + ... + 491979.

It is an arithmetic number, because the mean of its divisors is an integer number (39828915).

Almost surely, 2^260608685 is an apocalyptic number.

It is an amenable number.

260608685 is a deficient number, since it is larger than the sum of its proper divisors (58022635).

260608685 is an equidigital number, since it uses as much as digits as its factorization.

260608685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983487.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 260608685 is about 16143.3789833479. The cubic root of 260608685 is about 638.7481102575.

The spelling of 260608685 in words is "two hundred sixty million, six hundred eight thousand, six hundred eighty-five".