560091 has 16 divisors (see below), whose sum is σ = 864000. Its totient is φ = 316128.

The previous prime is 560089. The next prime is 560093. The reversal of 560091 is 190065.

560091 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (560089) and next prime (560093).

It is not a de Polignac number, because 560091 - 2¹ = 560089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

560091 is strictly pandigital in base 7.

It is not an unprimeable number, because it can be changed into a prime (560093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3040 + ... + 3218.

It is an arithmetic number, because the mean of its divisors is an integer number (54000).

2⁵⁶⁰⁰⁹¹ is an apocalyptic number.

560091 is a deficient number, since it is larger than the sum of its proper divisors (303909).

560091 is a wasteful number, since it uses less digits than its factorization.

560091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 560091 is about 748.3922768174. The cubic root of 560091 is about 82.4301704801.

The spelling of 560091 in words is "five hundred sixty thousand, ninety-one".