5765681 has 2 divisors, whose sum is σ = 5765682. Its totient is φ = 5765680.

The previous prime is 5765671. The next prime is 5765699. The reversal of 5765681 is 1865675.

It is a happy number.

5765681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4477456 + 1288225 = 2116^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 5765681 - 2¹⁴ = 5749297 is a prime.

It is a super-2 number, since 2×5765681² = 66486154787522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5765611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2882840 + 2882841.

It is an arithmetic number, because the mean of its divisors is an integer number (2882841).

Almost surely, 2^5765681 is an apocalyptic number.

It is an amenable number.

5765681 is a deficient number, since it is larger than the sum of its proper divisors (1).

5765681 is an equidigital number, since it uses as much as digits as its factorization.

5765681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 5765681 is about 2401.1832499832. The cubic root of 5765681 is about 179.3151030453.

It can be divided in two parts, 5765 and 681, that added together give a palindrome (6446).

The spelling of 5765681 in words is "five million, seven hundred sixty-five thousand, six hundred eighty-one".