86229751 has 2 divisors, whose sum is σ = 86229752. Its totient is φ = 86229750.

The previous prime is 86229719. The next prime is 86229811. The reversal of 86229751 is 15792268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86229751 - 2⁵ = 86229719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86229551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43114875 + 43114876.

It is an arithmetic number, because the mean of its divisors is an integer number (43114876).

Almost surely, 2^86229751 is an apocalyptic number.

86229751 is a deficient number, since it is larger than the sum of its proper divisors (1).

86229751 is an equidigital number, since it uses as much as digits as its factorization.

86229751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 40.

The square root of 86229751 is about 9285.9975769973. The cubic root of 86229751 is about 441.7932172940.

The spelling of 86229751 in words is "eighty-six million, two hundred twenty-nine thousand, seven hundred fifty-one".