86446117 has 2 divisors, whose sum is σ = 86446118. Its totient is φ = 86446116.

The previous prime is 86446103. The next prime is 86446153. The reversal of 86446117 is 71164468.

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., 64786401 + 21659716 = 8049^2 + 4654^2 .

It is a cyclic number.

It is not a de Polignac number, because 86446117 - 2²³ = 78057509 is a prime.

It is a super-2 number, since 2×86446117² = 14945862288755378, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86446417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43223058 + 43223059.

It is an arithmetic number, because the mean of its divisors is an integer number (43223059).

Almost surely, 2^86446117 is an apocalyptic number.

It is an amenable number.

86446117 is a deficient number, since it is larger than the sum of its proper divisors (1).

86446117 is an equidigital number, since it uses as much as digits as its factorization.

86446117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 37.

The square root of 86446117 is about 9297.6403995853. The cubic root of 86446117 is about 442.1624216246.

The spelling of 86446117 in words is "eighty-six million, four hundred forty-six thousand, one hundred seventeen".