85810104 has 96 divisors (see below), whose sum is σ = 247731120. Its totient is φ = 27806976.

The previous prime is 85810097. The next prime is 85810117. The reversal of 85810104 is 40101858.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71332 + ... + 72524.

Almost surely, 2^85810104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85810104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123865560).

85810104 is an abundant number, since it is smaller than the sum of its proper divisors (161921016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85810104 is a wasteful number, since it uses less digits than its factorization.

85810104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 85810104 is about 9263.3743312035. The cubic root of 85810104 is about 441.0753723733.

The spelling of 85810104 in words is "eighty-five million, eight hundred ten thousand, one hundred four".