5840809 has 24 divisors (see below), whose sum is σ = 7115040. Its totient is φ = 4762368.

The previous prime is 5840801. The next prime is 5840851. The reversal of 5840809 is 9080485.

It is not a de Polignac number, because 5840809 - 2³ = 5840801 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5840801) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 54534 + ... + 54640.

It is an arithmetic number, because the mean of its divisors is an integer number (296460).

Almost surely, 2^5840809 is an apocalyptic number.

It is an amenable number.

5840809 is a deficient number, since it is larger than the sum of its proper divisors (1274231).

5840809 is a wasteful number, since it uses less digits than its factorization.

5840809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 5840809 is about 2416.7765722135. The cubic root of 5840809 is about 180.0905819805.

The spelling of 5840809 in words is "five million, eight hundred forty thousand, eight hundred nine".