260066 has 8 divisors (see below), whose sum is σ = 413100. Its totient is φ = 122368.

The previous prime is 260047. The next prime is 260081. The reversal of 260066 is 660062.

260066 is digitally balanced in base 3, 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 2 ways, for example, as 255025 + 5041 = 505^2 + 71^2 .

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

260066 is a modest number, since divided by 66 gives 26 as remainder.

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, 3791 + ... + 3858.

2²⁶⁰⁰⁶⁶ is an apocalyptic number.

260066 is a deficient number, since it is larger than the sum of its proper divisors (153034).

260066 is a wasteful number, since it uses less digits than its factorization.

260066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 260066 is about 509.9666655773. The cubic root of 260066 is about 63.8304431123.

The spelling of 260066 in words is "two hundred sixty thousand, sixty-six".