5765809 has 8 divisors (see below), whose sum is σ = 6816960. Its totient is φ = 4771536.

The previous prime is 5765791. The next prime is 5765831. The reversal of 5765809 is 9085675.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5765809 - 2⁷ = 5765681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5765849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13999 + ... + 14404.

It is an arithmetic number, because the mean of its divisors is an integer number (852120).

Almost surely, 2^5765809 is an apocalyptic number.

It is an amenable number.

5765809 is a deficient number, since it is larger than the sum of its proper divisors (1051151).

5765809 is a wasteful number, since it uses less digits than its factorization.

5765809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28439.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 5765809 is about 2401.2099033612. The cubic root of 5765809 is about 179.3164299867.

The spelling of 5765809 in words is "five million, seven hundred sixty-five thousand, eight hundred nine".