85810798 has 16 divisors (see below), whose sum is σ = 136748304. Its totient is φ = 40245120.

The previous prime is 85810789. The next prime is 85810811. The reversal of 85810798 is 89701858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6328 + ... + 14548.

It is an arithmetic number, because the mean of its divisors is an integer number (8546769).

Almost surely, 2^85810798 is an apocalyptic number.

85810798 is a deficient number, since it is larger than the sum of its proper divisors (50937506).

85810798 is a wasteful number, since it uses less digits than its factorization.

85810798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8547.

The product of its (nonzero) digits is 161280, while the sum is 46.

The square root of 85810798 is about 9263.4117904798. The cubic root of 85810798 is about 441.0765614543.

The spelling of 85810798 in words is "eighty-five million, eight hundred ten thousand, seven hundred ninety-eight".