260447 has 4 divisors (see below), whose sum is σ = 284136. Its totient is φ = 236760.

The previous prime is 260441. The next prime is 260453. The reversal of 260447 is 744062.

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

It is an interprime number because it is at equal distance from previous prime (260441) and next prime (260453).

It is a cyclic number.

It is not a de Polignac number, because 260447 - 2⁸ = 260191 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 (260441) 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, 11828 + ... + 11849.

It is an arithmetic number, because the mean of its divisors is an integer number (71034).

2²⁶⁰⁴⁴⁷ is an apocalyptic number.

260447 is a deficient number, since it is larger than the sum of its proper divisors (23689).

260447 is a wasteful number, since it uses less digits than its factorization.

260447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23688.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 260447 is about 510.3400826900. The cubic root of 260447 is about 63.8615987066.

It can be divided in two parts, 260 and 447, that added together give a palindrome (707).

The spelling of 260447 in words is "two hundred sixty thousand, four hundred forty-seven".