85000099 has 8 divisors (see below), whose sum is σ = 85760192. Its totient is φ = 84243240.

The previous prime is 85000081. The next prime is 85000103. The reversal of 85000099 is 99000058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85000099 - 2⁵ = 85000067 is a prime.

It is a Duffinian number.

85000099 is a modest number, since divided by 99 gives 85 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 85000099.

It is not an unprimeable number, because it can be changed into a prime (85000009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104404 + ... + 105214.

It is an arithmetic number, because the mean of its divisors is an integer number (10720024).

Almost surely, 2^85000099 is an apocalyptic number.

85000099 is a deficient number, since it is larger than the sum of its proper divisors (760093).

85000099 is a wasteful number, since it uses less digits than its factorization.

85000099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 85000099 is about 9219.5498263202. The cubic root of 85000099 is about 439.6831379162.

The spelling of 85000099 in words is "eighty-five million, ninety-nine", and thus it is an aban number and an uban number.