260864 has 18 divisors (see below), whose sum is σ = 521220. Its totient is φ = 130304.
The previous prime is 260863. The next prime is 260873. The reversal of 260864 is 468062.
260864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 8.
It is not an unprimeable number, because it can be changed into a prime (260861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254 + ... + 765.
260864 is a Friedman number, since it can be written as 8^6-64*20, using all its digits and the basic arithmetic operations.
2260864 is an apocalyptic number.
It is an amenable number.
260864 is a deficient number, since it is larger than the sum of its proper divisors (260356).
260864 is an equidigital number, since it uses as much as digits as its factorization.
260864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1035 (or 1021 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 260864 is about 510.7484703844. The cubic root of 260864 is about 63.8956633298.
The spelling of 260864 in words is "two hundred sixty thousand, eight hundred sixty-four".
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