2271006 has 24 divisors (see below), whose sum is σ = 4992624. Its totient is φ = 745920.

The previous prime is 2271001. The next prime is 2271011. The reversal of 2271006 is 6001722.

It is a happy number.

2271006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2271001) and next prime (2271011).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 2271006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271001) 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 11 ways as a sum of consecutive naturals, for example, 390 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (208026).

2^2271006 is an apocalyptic number.

2271006 is an abundant number, since it is smaller than the sum of its proper divisors (2721618).

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

2271006 is a wasteful number, since it uses less digits than its factorization.

2271006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856 (or 1853 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2271006 is about 1506.9857331773. The cubic root of 2271006 is about 131.4435945785.

Adding to 2271006 its reverse (6001722), we get a palindrome (8272728).

The spelling of 2271006 in words is "two million, two hundred seventy-one thousand, six".