86423339 has 2 divisors, whose sum is σ = 86423340. Its totient is φ = 86423338.

The previous prime is 86423329. The next prime is 86423341. The reversal of 86423339 is 93332468.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86423339 is a prime.

Together with 86423341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86423329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43211669 + 43211670.

It is an arithmetic number, because the mean of its divisors is an integer number (43211670).

Almost surely, 2^86423339 is an apocalyptic number.

86423339 is a deficient number, since it is larger than the sum of its proper divisors (1).

86423339 is an equidigital number, since it uses as much as digits as its factorization.

86423339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 38.

The square root of 86423339 is about 9296.4153844372. The cubic root of 86423339 is about 442.1235825546.

The spelling of 86423339 in words is "eighty-six million, four hundred twenty-three thousand, three hundred thirty-nine".