84560084 has 18 divisors (see below), whose sum is σ = 172140570. Its totient is φ = 36239952.

The previous prime is 84559991. The next prime is 84560101. The reversal of 84560084 is 48006548.

It can be written as a sum of positive squares in only one way, i.e., 76562500 + 7997584 = 8750^2 + 2828^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 215519 + ... + 215910.

It is an arithmetic number, because the mean of its divisors is an integer number (9563365).

Almost surely, 2^84560084 is an apocalyptic number.

It is an amenable number.

84560084 is an abundant number, since it is smaller than the sum of its proper divisors (87580486).

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

84560084 is a wasteful number, since it uses less digits than its factorization.

84560084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431447 (or 431438 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 84560084 is about 9195.6557134334. The cubic root of 84560084 is about 438.9231310522.

The spelling of 84560084 in words is "eighty-four million, five hundred sixty thousand, eighty-four".