5778865 has 16 divisors (see below), whose sum is σ = 7474176. Its totient is φ = 4276800.

The previous prime is 5778847. The next prime is 5778887. The reversal of 5778865 is 5688775.

It is not a de Polignac number, because 5778865 - 2⁷ = 5778737 is a prime.

It is a Duffinian number.

Its product of digits (470400) is a multiple of the sum of its prime divisors (1680).

5778865 is a lucky number.

It is an unprimeable number.

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, 2755 + ... + 4375.

It is an arithmetic number, because the mean of its divisors is an integer number (467136).

Almost surely, 2^5778865 is an apocalyptic number.

It is an amenable number.

5778865 is a deficient number, since it is larger than the sum of its proper divisors (1695311).

5778865 is a wasteful number, since it uses less digits than its factorization.

5778865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680.

The product of its digits is 470400, while the sum is 46.

The square root of 5778865 is about 2403.9269955637. The cubic root of 5778865 is about 179.4516749823.

The spelling of 5778865 in words is "five million, seven hundred seventy-eight thousand, eight hundred sixty-five".