86708047 has 2 divisors, whose sum is σ = 86708048. Its totient is φ = 86708046.

The previous prime is 86708029. The next prime is 86708099. The reversal of 86708047 is 74080768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86708047 - 2⁷ = 86707919 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86702047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43354023 + 43354024.

It is an arithmetic number, because the mean of its divisors is an integer number (43354024).

Almost surely, 2^86708047 is an apocalyptic number.

86708047 is a deficient number, since it is larger than the sum of its proper divisors (1).

86708047 is an equidigital number, since it uses as much as digits as its factorization.

86708047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 40.

The square root of 86708047 is about 9311.7155777010. The cubic root of 86708047 is about 442.6085524270.

The spelling of 86708047 in words is "eighty-six million, seven hundred eight thousand, forty-seven".