260705 has 8 divisors (see below), whose sum is σ = 326592. Its totient is φ = 199408.

The previous prime is 260677. The next prime is 260713. The reversal of 260705 is 507062.

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 260705 - 2¹⁰ = 259681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019 + ... + 1248.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2²⁶⁰⁷⁰⁵ is an apocalyptic number.

It is an amenable number.

260705 is a deficient number, since it is larger than the sum of its proper divisors (65887).

260705 is a wasteful number, since it uses less digits than its factorization.

260705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 260705 is about 510.5927927419. The cubic root of 260705 is about 63.8826789455.

Adding to 260705 its reverse (507062), we get a palindrome (767767).

The spelling of 260705 in words is "two hundred sixty thousand, seven hundred five".