86196499 has 2 divisors, whose sum is σ = 86196500. Its totient is φ = 86196498.

The previous prime is 86196491. The next prime is 86196527. The reversal of 86196499 is 99469168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86196499 - 2³ = 86196491 is a prime.

It is not a weakly prime, because it can be changed into another prime (86196491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43098249 + 43098250.

It is an arithmetic number, because the mean of its divisors is an integer number (43098250).

Almost surely, 2^86196499 is an apocalyptic number.

86196499 is a deficient number, since it is larger than the sum of its proper divisors (1).

86196499 is an equidigital number, since it uses as much as digits as its factorization.

86196499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 52.

The square root of 86196499 is about 9284.2069666720. The cubic root of 86196499 is about 441.7364217503.

The spelling of 86196499 in words is "eighty-six million, one hundred ninety-six thousand, four hundred ninety-nine".