86382839 has 2 divisors, whose sum is σ = 86382840. Its totient is φ = 86382838.

The previous prime is 86382799. The next prime is 86382847. The reversal of 86382839 is 93828368.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86382839 - 2¹⁶ = 86317303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86382793 and 86382802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86382139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43191419 + 43191420.

It is an arithmetic number, because the mean of its divisors is an integer number (43191420).

Almost surely, 2^86382839 is an apocalyptic number.

86382839 is a deficient number, since it is larger than the sum of its proper divisors (1).

86382839 is an equidigital number, since it uses as much as digits as its factorization.

86382839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 47.

The square root of 86382839 is about 9294.2368702331. The cubic root of 86382839 is about 442.0545086096.

The spelling of 86382839 in words is "eighty-six million, three hundred eighty-two thousand, eight hundred thirty-nine".