84316080 has 80 divisors (see below), whose sum is σ = 263777760. Its totient is φ = 22278144.

The previous prime is 84316069. The next prime is 84316087. The reversal of 84316080 is 8061348.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (84316087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25566 + ... + 28674.

It is an arithmetic number, because the mean of its divisors is an integer number (3297222).

Almost surely, 2^84316080 is an apocalyptic number.

84316080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84316080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131888880).

84316080 is an abundant number, since it is smaller than the sum of its proper divisors (179461680).

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

84316080 is a wasteful number, since it uses less digits than its factorization.

84316080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238 (or 3232 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 84316080 is about 9182.3787767659. The cubic root of 84316080 is about 438.5005432545.

The spelling of 84316080 in words is "eighty-four million, three hundred sixteen thousand, eighty".