260534 has 4 divisors (see below), whose sum is σ = 390804. Its totient is φ = 130266.

The previous prime is 260527. The next prime is 260539. The reversal of 260534 is 435062.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260539) by changing a digit.

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 as a sum of consecutive naturals, namely, 65132 + ... + 65135.

It is an arithmetic number, because the mean of its divisors is an integer number (97701).

2²⁶⁰⁵³⁴ is an apocalyptic number.

260534 is a deficient number, since it is larger than the sum of its proper divisors (130270).

260534 is a wasteful number, since it uses less digits than its factorization.

260534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130269.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 260534 is about 510.4253128519. The cubic root of 260534 is about 63.8687087144.

Adding to 260534 its reverse (435062), we get a palindrome (695596).

The spelling of 260534 in words is "two hundred sixty thousand, five hundred thirty-four".