260604 has 48 divisors (see below), whose sum is σ = 716800. Its totient is φ = 81648.

The previous prime is 260587. The next prime is 260609. The reversal of 260604 is 406062.

260604 is a `hidden beast` number, since 2 + 60 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260609) by changing a digit.

260604 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1989 + ... + 2115.

2²⁶⁰⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358400).

260604 is an abundant number, since it is smaller than the sum of its proper divisors (456196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260604 is a wasteful number, since it uses less digits than its factorization.

260604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 260604 is about 510.4938785137. The cubic root of 260604 is about 63.8744282612.

Adding to 260604 its reverse (406062), we get a palindrome (666666).

It can be divided in two parts, 2 and 60604, that added together give a palindrome (60606).

The spelling of 260604 in words is "two hundred sixty thousand, six hundred four".