85934617 has 2 divisors, whose sum is σ = 85934618. Its totient is φ = 85934616.

The previous prime is 85934593. The next prime is 85934633. The reversal of 85934617 is 71643958.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45751696 + 40182921 = 6764^2 + 6339^2 .

It is a cyclic number.

It is not a de Polignac number, because 85934617 - 2⁷ = 85934489 is a prime.

It is not a weakly prime, because it can be changed into another prime (85934687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42967308 + 42967309.

It is an arithmetic number, because the mean of its divisors is an integer number (42967309).

Almost surely, 2^85934617 is an apocalyptic number.

It is an amenable number.

85934617 is a deficient number, since it is larger than the sum of its proper divisors (1).

85934617 is an equidigital number, since it uses as much as digits as its factorization.

85934617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 85934617 is about 9270.0926101091. The cubic root of 85934617 is about 441.2886070755.

The spelling of 85934617 in words is "eighty-five million, nine hundred thirty-four thousand, six hundred seventeen".