5840209 has 4 divisors (see below), whose sum is σ = 5845504. Its totient is φ = 5834916.

The previous prime is 5840161. The next prime is 5840213. The reversal of 5840209 is 9020485.

It is a happy number.

5840209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5840209 - 2⁹ = 5839697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5840309) 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 3 ways as a sum of consecutive naturals, for example, 297 + ... + 3430.

It is an arithmetic number, because the mean of its divisors is an integer number (1461376).

Almost surely, 2^5840209 is an apocalyptic number.

It is an amenable number.

5840209 is a deficient number, since it is larger than the sum of its proper divisors (5295).

5840209 is a wasteful number, since it uses less digits than its factorization.

5840209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5294.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 5840209 is about 2416.6524367397. The cubic root of 5840209 is about 180.0844151379.

The spelling of 5840209 in words is "five million, eight hundred forty thousand, two hundred nine".