5820389 has 2 divisors, whose sum is σ = 5820390. Its totient is φ = 5820388.

The previous prime is 5820383. The next prime is 5820421. The reversal of 5820389 is 9830285.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5152900 + 667489 = 2270^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 5820389 - 2²⁰ = 4771813 is a prime.

It is a super-2 number, since 2×5820389² = 67753856222642, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5820383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2910194 + 2910195.

It is an arithmetic number, because the mean of its divisors is an integer number (2910195).

Almost surely, 2^5820389 is an apocalyptic number.

It is an amenable number.

5820389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5820389 is an equidigital number, since it uses as much as digits as its factorization.

5820389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 5820389 is about 2412.5482378597. The cubic root of 5820389 is about 179.8804659051.

The spelling of 5820389 in words is "five million, eight hundred twenty thousand, three hundred eighty-nine".