85102204 has 36 divisors (see below), whose sum is σ = 173344752. Its totient is φ = 36403840.

The previous prime is 85102189. The next prime is 85102207. The reversal of 85102204 is 40220158.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85102207) 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 11 ways as a sum of consecutive naturals, for example, 3057 + ... + 13399.

It is an arithmetic number, because the mean of its divisors is an integer number (4815132).

Almost surely, 2^85102204 is an apocalyptic number.

It is an amenable number.

85102204 is an abundant number, since it is smaller than the sum of its proper divisors (88242548).

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

85102204 is a wasteful number, since it uses less digits than its factorization.

85102204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386 (or 10373 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 85102204 is about 9225.0855822588. The cubic root of 85102204 is about 439.8591215653.

The spelling of 85102204 in words is "eighty-five million, one hundred two thousand, two hundred four".