86228663 has 2 divisors, whose sum is σ = 86228664. Its totient is φ = 86228662.

The previous prime is 86228603. The next prime is 86228671. The reversal of 86228663 is 36682268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86228663 - 2¹⁸ = 85966519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86228663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86228603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43114331 + 43114332.

It is an arithmetic number, because the mean of its divisors is an integer number (43114332).

Almost surely, 2^86228663 is an apocalyptic number.

86228663 is a deficient number, since it is larger than the sum of its proper divisors (1).

86228663 is an equidigital number, since it uses as much as digits as its factorization.

86228663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 41.

The square root of 86228663 is about 9285.9389939844. The cubic root of 86228663 is about 441.7913591842.

The spelling of 86228663 in words is "eighty-six million, two hundred twenty-eight thousand, six hundred sixty-three".