85102212 has 24 divisors (see below), whose sum is σ = 213846976. Its totient is φ = 26185248.

The previous prime is 85102207. The next prime is 85102229. The reversal of 85102212 is 21220158.

It is a happy 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, 272608 + ... + 272919.

Almost surely, 2^85102212 is an apocalyptic number.

It is an amenable number.

85102212 is an abundant number, since it is smaller than the sum of its proper divisors (128744764).

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

85102212 is a wasteful number, since it uses less digits than its factorization.

85102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545547 (or 545545 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 85102212 is about 9225.0860158591. The cubic root of 85102212 is about 439.8591353482.

The spelling of 85102212 in words is "eighty-five million, one hundred two thousand, two hundred twelve".