2389793839 has 2 divisors, whose sum is σ = 2389793840. Its totient is φ = 2389793838.

The previous prime is 2389793827. The next prime is 2389793867. The reversal of 2389793839 is 9383979832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2389793839 - 2¹³ = 2389785647 is a prime.

It is a super-2 number, since 2×2389793839² = 11422229185844715842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2389493839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1194896919 + 1194896920.

It is an arithmetic number, because the mean of its divisors is an integer number (1194896920).

Almost surely, 2^2389793839 is an apocalyptic number.

2389793839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2389793839 is an equidigital number, since it uses as much as digits as its factorization.

2389793839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17635968, while the sum is 61.

The square root of 2389793839 is about 48885.5176816202. The cubic root of 2389793839 is about 1336.9653311619.

The spelling of 2389793839 in words is "two billion, three hundred eighty-nine million, seven hundred ninety-three thousand, eight hundred thirty-nine".