2271268 has 24 divisors (see below), whose sum is σ = 4257792. Its totient is φ = 1056384.

The previous prime is 2271263. The next prime is 2271271. The reversal of 2271268 is 8621722.

It is not an unprimeable number, because it can be changed into a prime (2271263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8505 + ... + 8767.

It is an arithmetic number, because the mean of its divisors is an integer number (177408).

2^2271268 is an apocalyptic number.

It is an amenable number.

2271268 is a deficient number, since it is larger than the sum of its proper divisors (1986524).

2271268 is a wasteful number, since it uses less digits than its factorization.

2271268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 409 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 2271268 is about 1507.0726591641. The cubic root of 2271268 is about 131.4486491516.

The spelling of 2271268 in words is "two million, two hundred seventy-one thousand, two hundred sixty-eight".