2273080320 has 704 divisors, whose sum is σ = 9668390400. Its totient is φ = 501645312.

The previous prime is 2273080297. The next prime is 2273080321. The reversal of 2273080320 is 230803722.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273080321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78382066 + ... + 78382094.

Almost surely, 2^2273080320 is an apocalyptic number.

2273080320 is a gapful number since it is divisible by the number (20) 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 2273080320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4834195200).

2273080320 is an abundant number, since it is smaller than the sum of its proper divisors (7395310080).

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

2273080320 is an frugal number, since it uses more digits than its factorization.

2273080320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2273080320 is about 47676.8321095267. The cubic root of 2273080320 is about 1314.8360226747.

The spelling of 2273080320 in words is "two billion, two hundred seventy-three million, eighty thousand, three hundred twenty".