86765227 has 2 divisors, whose sum is σ = 86765228. Its totient is φ = 86765226.

The previous prime is 86765219. The next prime is 86765279. The reversal of 86765227 is 72256768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86765227 - 2³ = 86765219 is a prime.

It is not a weakly prime, because it can be changed into another prime (86765027) 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, 43382613 + 43382614.

It is an arithmetic number, because the mean of its divisors is an integer number (43382614).

Almost surely, 2^86765227 is an apocalyptic number.

86765227 is a deficient number, since it is larger than the sum of its proper divisors (1).

86765227 is an equidigital number, since it uses as much as digits as its factorization.

86765227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 43.

The square root of 86765227 is about 9314.7853974206. The cubic root of 86765227 is about 442.7058244284.

The spelling of 86765227 in words is "eighty-six million, seven hundred sixty-five thousand, two hundred twenty-seven".