84559434 has 16 divisors (see below), whose sum is σ = 171020160. Its totient is φ = 27869600.

The previous prime is 84559417. The next prime is 84559441. The reversal of 84559434 is 43495548.

It is a Curzon 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, 78642 + ... + 79709.

It is an arithmetic number, because the mean of its divisors is an integer number (10688760).

Almost surely, 2^84559434 is an apocalyptic number.

84559434 is an abundant number, since it is smaller than the sum of its proper divisors (86460726).

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

84559434 is a wasteful number, since it uses less digits than its factorization.

84559434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158445.

The product of its digits is 345600, while the sum is 42.

The square root of 84559434 is about 9195.6203705895. The cubic root of 84559434 is about 438.9220064050.

The spelling of 84559434 in words is "eighty-four million, five hundred fifty-nine thousand, four hundred thirty-four".