2823839 has 2 divisors, whose sum is σ = 2823840. Its totient is φ = 2823838.

The previous prime is 2823833. The next prime is 2823857. The reversal of 2823839 is 9383282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2823839 - 2⁴ = 2823823 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2823799 and 2823808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2823833) 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, 1411919 + 1411920.

It is an arithmetic number, because the mean of its divisors is an integer number (1411920).

2^2823839 is an apocalyptic number.

2823839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2823839 is an equidigital number, since it uses as much as digits as its factorization.

2823839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 2823839 is about 1680.4282192346. The cubic root of 2823839 is about 141.3448461064.

The spelling of 2823839 in words is "two million, eight hundred twenty-three thousand, eight hundred thirty-nine".