86258863 has 2 divisors, whose sum is σ = 86258864. Its totient is φ = 86258862.

The previous prime is 86258839. The next prime is 86258869. The reversal of 86258863 is 36885268.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86258863 - 2⁵ = 86258831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86258869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43129431 + 43129432.

It is an arithmetic number, because the mean of its divisors is an integer number (43129432).

Almost surely, 2^86258863 is an apocalyptic number.

86258863 is a deficient number, since it is larger than the sum of its proper divisors (1).

86258863 is an equidigital number, since it uses as much as digits as its factorization.

86258863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 46.

The square root of 86258863 is about 9287.5649661254. The cubic root of 86258863 is about 441.8429295912.

The spelling of 86258863 in words is "eighty-six million, two hundred fifty-eight thousand, eight hundred sixty-three".