8309422080 has 144 divisors (see below), whose sum is σ = 28799283240. Its totient is φ = 2215821312.

The previous prime is 8309422073. The next prime is 8309422109. The reversal of 8309422080 is 802249038.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47079 + ... + 137241.

Almost surely, 2^8309422080 is an apocalyptic number.

8309422080 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 8309422080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14399641620).

8309422080 is an abundant number, since it is smaller than the sum of its proper divisors (20489861160).

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

8309422080 is a wasteful number, since it uses less digits than its factorization.

8309422080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90196 (or 90173 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 8309422080 is about 91156.0315064231. The cubic root of 8309422080 is about 2025.4596999327.

The spelling of 8309422080 in words is "eight billion, three hundred nine million, four hundred twenty-two thousand, eighty".