85804716 has 12 divisors (see below), whose sum is σ = 200211032. Its totient is φ = 28601568.

The previous prime is 85804709. The next prime is 85804717. The reversal of 85804716 is 61740858.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (85804717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3575185 + ... + 3575208.

Almost surely, 2^85804716 is an apocalyptic number.

It is an amenable number.

85804716 is an abundant number, since it is smaller than the sum of its proper divisors (114406316).

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

85804716 is a wasteful number, since it uses less digits than its factorization.

85804716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150400 (or 7150398 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 85804716 is about 9263.0835038879. The cubic root of 85804716 is about 441.0661405007.

The spelling of 85804716 in words is "eighty-five million, eight hundred four thousand, seven hundred sixteen".