2271596320 has 96 divisors (see below), whose sum is σ = 6143897088. Its totient is φ = 777489408.

The previous prime is 2271596237. The next prime is 2271596329. The reversal of 2271596320 is 236951722.

It is a self number, because there is not a number n which added to its sum of digits gives 2271596320.

It is not an unprimeable number, because it can be changed into a prime (2271596329) 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, 819577 + ... + 822343.

It is an arithmetic number, because the mean of its divisors is an integer number (63998928).

Almost surely, 2^2271596320 is an apocalyptic number.

2271596320 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 2271596320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3071948544).

2271596320 is an abundant number, since it is smaller than the sum of its proper divisors (3872300768).

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

2271596320 is a wasteful number, since it uses less digits than its factorization.

2271596320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3522 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 2271596320 is about 47661.2664540085. The cubic root of 2271596320 is about 1314.5498263889.

The spelling of 2271596320 in words is "two billion, two hundred seventy-one million, five hundred ninety-six thousand, three hundred twenty".