84529170 has 160 divisors (see below), whose sum is σ = 254041920. Its totient is φ = 19992960.

The previous prime is 84529079. The next prime is 84529177. The reversal of 84529170 is 7192548.

It is not an unprimeable number, because it can be changed into a prime (84529177) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 472141 + ... + 472319.

It is an arithmetic number, because the mean of its divisors is an integer number (1587762).

Almost surely, 2^84529170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84529170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127020960).

84529170 is an abundant number, since it is smaller than the sum of its proper divisors (169512750).

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

84529170 is a wasteful number, since it uses less digits than its factorization.

84529170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 84529170 is about 9193.9746573503. The cubic root of 84529170 is about 438.8696364524.

The spelling of 84529170 in words is "eighty-four million, five hundred twenty-nine thousand, one hundred seventy".