260826 has 16 divisors (see below), whose sum is σ = 540000. Its totient is φ = 83888.

The previous prime is 260809. The next prime is 260849. The reversal of 260826 is 628062.

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 260796 and 260805.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 260826.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 576 + ... + 923.

It is an arithmetic number, because the mean of its divisors is an integer number (33750).

2²⁶⁰⁸²⁶ is an apocalyptic number.

260826 is an abundant number, since it is smaller than the sum of its proper divisors (279174).

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

260826 is a wasteful number, since it uses less digits than its factorization.

260826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 260826 is about 510.7112687224. The cubic root of 260826 is about 63.8925606235.

Adding to 260826 its reverse (628062), we get a palindrome (888888).

Subtracting 260826 from its reverse (628062), we obtain a square (367236 = 606²).

The spelling of 260826 in words is "two hundred sixty thousand, eight hundred twenty-six".