2271914784 has 96 divisors (see below), whose sum is σ = 6642881280. Its totient is φ = 755424000.

The previous prime is 2271914783. The next prime is 2271914803. The reversal of 2271914784 is 4874191722.

2271914784 is a `hidden beast` number, since 22 + 71 + 91 + 478 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (2271914783) 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, 369334 + ... + 375434.

It is an arithmetic number, because the mean of its divisors is an integer number (69196680).

Almost surely, 2^2271914784 is an apocalyptic number.

2271914784 is a gapful number since it is divisible by the number (24) 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 2271914784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3321440640).

2271914784 is an abundant number, since it is smaller than the sum of its proper divisors (4370966496).

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

2271914784 is a wasteful number, since it uses less digits than its factorization.

2271914784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6551 (or 6537 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 2271914784 is about 47664.6072468871. The cubic root of 2271914784 is about 1314.6112541509.

The spelling of 2271914784 in words is "two billion, two hundred seventy-one million, nine hundred fourteen thousand, seven hundred eighty-four".