8084420736 has 128 divisors (see below), whose sum is σ = 24574492800. Its totient is φ = 2306777088.

The previous prime is 8084420731. The next prime is 8084420749. The reversal of 8084420736 is 6370244808.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (8084420731) 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, 2721460 + ... + 2724428.

It is an arithmetic number, because the mean of its divisors is an integer number (191988225).

Almost surely, 2^8084420736 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 8084420736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12287246400).

8084420736 is an abundant number, since it is smaller than the sum of its proper divisors (16490072064).

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

8084420736 is a wasteful number, since it uses less digits than its factorization.

8084420736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006 (or 3994 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 8084420736 is about 89913.4068757268. The cubic root of 8084420736 is about 2007.0104593515.

The spelling of 8084420736 in words is "eight billion, eighty-four million, four hundred twenty thousand, seven hundred thirty-six".