2271066 has 32 divisors (see below), whose sum is σ = 5419008. Its totient is φ = 620400.

The previous prime is 2271053. The next prime is 2271067. The reversal of 2271066 is 6601722.

It is a happy number.

2271066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271067) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 210 + ... + 2141.

It is an arithmetic number, because the mean of its divisors is an integer number (169344).

2^2271066 is an apocalyptic number.

2271066 is an abundant number, since it is smaller than the sum of its proper divisors (3147942).

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

2271066 is a wasteful number, since it uses less digits than its factorization.

2271066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2271066 is about 1507.0056403345. The cubic root of 2271066 is about 131.4447521486. Note that the first 3 decimals are identical.

Adding to 2271066 its reverse (6601722), we get a palindrome (8872788).

The spelling of 2271066 in words is "two million, two hundred seventy-one thousand, sixty-six".