86359829 has 2 divisors, whose sum is σ = 86359830. Its totient is φ = 86359828.

The previous prime is 86359811. The next prime is 86359837. The reversal of 86359829 is 92895368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62837329 + 23522500 = 7927^2 + 4850^2 .

It is a cyclic number.

It is not a de Polignac number, because 86359829 - 2⁸ = 86359573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86359529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43179914 + 43179915.

It is an arithmetic number, because the mean of its divisors is an integer number (43179915).

Almost surely, 2^86359829 is an apocalyptic number.

It is an amenable number.

86359829 is a deficient number, since it is larger than the sum of its proper divisors (1).

86359829 is an equidigital number, since it uses as much as digits as its factorization.

86359829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 50.

The square root of 86359829 is about 9292.9989239212. The cubic root of 86359829 is about 442.0152547577.

The spelling of 86359829 in words is "eighty-six million, three hundred fifty-nine thousand, eight hundred twenty-nine".