260670 has 16 divisors (see below), whose sum is σ = 625680. Its totient is φ = 69504.

The previous prime is 260651. The next prime is 260671. The reversal of 260670 is 76062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260671) by changing a digit.

260670 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 4315 + ... + 4374.

It is an arithmetic number, because the mean of its divisors is an integer number (39105).

2²⁶⁰⁶⁷⁰ is an apocalyptic number.

260670 is an abundant number, since it is smaller than the sum of its proper divisors (365010).

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

260670 is a wasteful number, since it uses less digits than its factorization.

260670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8699.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 260670 is about 510.5585177039. The cubic root of 260670 is about 63.8798200388.

The spelling of 260670 in words is "two hundred sixty thousand, six hundred seventy".