2271146 has 16 divisors (see below), whose sum is σ = 3650400. Its totient is φ = 1056528.

The previous prime is 2271133. The next prime is 2271151. The reversal of 2271146 is 6411722.

2271146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1736 + ... + 2748.

It is an arithmetic number, because the mean of its divisors is an integer number (228150).

2^2271146 is an apocalyptic number.

2271146 is a deficient number, since it is larger than the sum of its proper divisors (1379254).

2271146 is a wasteful number, since it uses less digits than its factorization.

2271146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093.

The product of its digits is 672, while the sum is 23.

The square root of 2271146 is about 1507.0321828017. The cubic root of 2271146 is about 131.4462955438.

Adding to 2271146 its reverse (6411722), we get a palindrome (8682868).

The spelling of 2271146 in words is "two million, two hundred seventy-one thousand, one hundred forty-six".