5585509 has 4 divisors (see below), whose sum is σ = 5592204. Its totient is φ = 5578816.

The previous prime is 5585501. The next prime is 5585513. The reversal of 5585509 is 9055855.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4397409 + 1188100 = 2097^2 + 1090^2 .

It is a cyclic number.

It is not a de Polignac number, because 5585509 - 2³ = 5585501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5585501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882 + ... + 3835.

It is an arithmetic number, because the mean of its divisors is an integer number (1398051).

Almost surely, 2^5585509 is an apocalyptic number.

It is an amenable number.

5585509 is a deficient number, since it is larger than the sum of its proper divisors (6695).

5585509 is an equidigital number, since it uses as much as digits as its factorization.

5585509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6694.

The product of its (nonzero) digits is 45000, while the sum is 37.

The square root of 5585509 is about 2363.3681473693. The cubic root of 5585509 is about 177.4274940260.

The spelling of 5585509 in words is "five million, five hundred eighty-five thousand, five hundred nine".