84518676 has 72 divisors (see below), whose sum is σ = 237523104. Its totient is φ = 25122240.

The previous prime is 84518663. The next prime is 84518677. The reversal of 84518676 is 67681548.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84518677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18975 + ... + 23001.

It is an arithmetic number, because the mean of its divisors is an integer number (3298932).

Almost surely, 2^84518676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84518676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118761552).

84518676 is an abundant number, since it is smaller than the sum of its proper divisors (153004428).

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

84518676 is a wasteful number, since it uses less digits than its factorization.

84518676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101 (or 4096 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 84518676 is about 9193.4039397820. The cubic root of 84518676 is about 438.8514743254.

The spelling of 84518676 in words is "eighty-four million, five hundred eighteen thousand, six hundred seventy-six".