85340085 has 16 divisors (see below), whose sum is σ = 144576576. Its totient is φ = 42837248.

The previous prime is 85340071. The next prime is 85340089. The reversal of 85340085 is 58004358.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 85340085 - 2¹³ = 85331893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85340089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167079 + ... + 167588.

It is an arithmetic number, because the mean of its divisors is an integer number (9036036).

Almost surely, 2^85340085 is an apocalyptic number.

85340085 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

85340085 is a deficient number, since it is larger than the sum of its proper divisors (59236491).

85340085 is a wasteful number, since it uses less digits than its factorization.

85340085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334692.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 85340085 is about 9237.9697444839. The cubic root of 85340085 is about 440.2685774173.

The spelling of 85340085 in words is "eighty-five million, three hundred forty thousand, eighty-five".