2271743 has 2 divisors, whose sum is σ = 2271744. Its totient is φ = 2271742.

The previous prime is 2271721. The next prime is 2271749. The reversal of 2271743 is 3471722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2271743 - 2⁶ = 2271679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2271749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135871 + 1135872.

It is an arithmetic number, because the mean of its divisors is an integer number (1135872).

2^2271743 is an apocalyptic number.

2271743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2271743 is an equidigital number, since it uses as much as digits as its factorization.

2271743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2352, while the sum is 26.

The square root of 2271743 is about 1507.2302412040. The cubic root of 2271743 is about 131.4578119858.

The spelling of 2271743 in words is "two million, two hundred seventy-one thousand, seven hundred forty-three".