86800717 has 2 divisors, whose sum is σ = 86800718. Its totient is φ = 86800716.

The previous prime is 86800709. The next prime is 86800739. The reversal of 86800717 is 71700868.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82246761 + 4553956 = 9069^2 + 2134^2 .

It is a cyclic number.

It is not a de Polignac number, because 86800717 - 2³ = 86800709 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 (86800787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43400358 + 43400359.

It is an arithmetic number, because the mean of its divisors is an integer number (43400359).

Almost surely, 2^86800717 is an apocalyptic number.

It is an amenable number.

86800717 is a deficient number, since it is larger than the sum of its proper divisors (1).

86800717 is an equidigital number, since it uses as much as digits as its factorization.

86800717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 86800717 is about 9316.6902384913. The cubic root of 86800717 is about 442.7661769012.

The spelling of 86800717 in words is "eighty-six million, eight hundred thousand, seven hundred seventeen".