85008578 has 8 divisors (see below), whose sum is σ = 128751168. Its totient is φ = 42091524.

The previous prime is 85008533. The next prime is 85008589. The reversal of 85008578 is 87580058.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206126 + ... + 206537.

It is an arithmetic number, because the mean of its divisors is an integer number (16093896).

Almost surely, 2^85008578 is an apocalyptic number.

85008578 is a deficient number, since it is larger than the sum of its proper divisors (43742590).

85008578 is a wasteful number, since it uses less digits than its factorization.

85008578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412768.

The product of its (nonzero) digits is 89600, while the sum is 41.

The square root of 85008578 is about 9220.0096529234. The cubic root of 85008578 is about 439.6977573085.

The spelling of 85008578 in words is "eighty-five million, eight thousand, five hundred seventy-eight".