2271411912 has 192 divisors, whose sum is σ = 7321190400. Its totient is φ = 570499200.

The previous prime is 2271411899. The next prime is 2271411959. The reversal of 2271411912 is 2191141722.

It is a self number, because there is not a number n which added to its sum of digits gives 2271411912.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1775289 + ... + 1776567.

It is an arithmetic number, because the mean of its divisors is an integer number (38131200).

Almost surely, 2^2271411912 is an apocalyptic number.

2271411912 is a gapful number since it is divisible by the number (22) 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 2271411912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3660595200).

2271411912 is an abundant number, since it is smaller than the sum of its proper divisors (5049778488).

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

2271411912 is a wasteful number, since it uses less digits than its factorization.

2271411912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368 (or 1333 counting only the distinct ones).

The product of its digits is 2016, while the sum is 30.

The square root of 2271411912 is about 47659.3318459250. The cubic root of 2271411912 is about 1314.5142537445.

The spelling of 2271411912 in words is "two billion, two hundred seventy-one million, four hundred eleven thousand, nine hundred twelve".