2271568412 has 18 divisors (see below), whose sum is σ = 4148916408. Its totient is φ = 1086183648.

The previous prime is 2271568399. The next prime is 2271568423. The reversal of 2271568412 is 2148651722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 454664 + ... + 459632.

It is an arithmetic number, because the mean of its divisors is an integer number (230495356).

Almost surely, 2^2271568412 is an apocalyptic number.

It is an amenable number.

2271568412 is a deficient number, since it is larger than the sum of its proper divisors (1877347996).

2271568412 is an frugal number, since it uses more digits than its factorization.

2271568412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9965 (or 4994 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 2271568412 is about 47660.9736786818. The cubic root of 2271568412 is about 1314.5444430077.

The spelling of 2271568412 in words is "two billion, two hundred seventy-one million, five hundred sixty-eight thousand, four hundred twelve".