260479 has 4 divisors (see below), whose sum is σ = 263160. Its totient is φ = 257800.

The previous prime is 260467. The next prime is 260483. The reversal of 260479 is 974062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260479 - 2⁹ = 259967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1189 + ... + 1390.

It is an arithmetic number, because the mean of its divisors is an integer number (65790).

2²⁶⁰⁴⁷⁹ is an apocalyptic number.

260479 is a deficient number, since it is larger than the sum of its proper divisors (2681).

260479 is a wasteful number, since it uses less digits than its factorization.

260479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 260479 is about 510.3714333699. The cubic root of 260479 is about 63.8642140659.

The spelling of 260479 in words is "two hundred sixty thousand, four hundred seventy-nine".