5823821 has 2 divisors, whose sum is σ = 5823822. Its totient is φ = 5823820.

The previous prime is 5823793. The next prime is 5823859. The reversal of 5823821 is 1283285.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5354596 + 469225 = 2314^2 + 685^2 .

It is a cyclic number.

It is not a de Polignac number, because 5823821 - 2⁶ = 5823757 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5823871) 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, 2911910 + 2911911.

It is an arithmetic number, because the mean of its divisors is an integer number (2911911).

Almost surely, 2^5823821 is an apocalyptic number.

It is an amenable number.

5823821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5823821 is an equidigital number, since it uses as much as digits as its factorization.

5823821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 29.

The square root of 5823821 is about 2413.2594141534. The cubic root of 5823821 is about 179.9158145423.

The spelling of 5823821 in words is "five million, eight hundred twenty-three thousand, eight hundred twenty-one".