5806813 has 2 divisors, whose sum is σ = 5806814. Its totient is φ = 5806812.

The previous prime is 5806807. The next prime is 5806841. The reversal of 5806813 is 3186085.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4072324 + 1734489 = 2018^2 + 1317^2 .

It is a cyclic number.

It is not a de Polignac number, because 5806813 - 2⁵ = 5806781 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5806883) 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 as a sum of consecutive naturals, namely, 2903406 + 2903407.

It is an arithmetic number, because the mean of its divisors is an integer number (2903407).

Almost surely, 2^5806813 is an apocalyptic number.

It is an amenable number.

5806813 is a deficient number, since it is larger than the sum of its proper divisors (1).

5806813 is an equidigital number, since it uses as much as digits as its factorization.

5806813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 5806813 is about 2409.7329727586. The cubic root of 5806813 is about 179.7405005545.

It can be divided in two parts, 58068 and 13, that added together give a square (58081 = 241²).

The spelling of 5806813 in words is "five million, eight hundred six thousand, eight hundred thirteen".