2211713 has 6 divisors (see below), whose sum is σ = 2572866. Its totient is φ = 1895712.

The previous prime is 2211707. The next prime is 2211779. The reversal of 2211713 is 3171122.

2211713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1517824 + 693889 = 1232^2 + 833^2 .

It is not a de Polignac number, because 2211713 - 2¹² = 2207617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2211691 and 2211700.

It is not an unprimeable number, because it can be changed into a prime (2211793) 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 5 ways as a sum of consecutive naturals, for example, 22520 + ... + 22617.

It is an arithmetic number, because the mean of its divisors is an integer number (428811).

2^2211713 is an apocalyptic number.

It is an amenable number.

2211713 is a deficient number, since it is larger than the sum of its proper divisors (361153).

2211713 is an equidigital number, since it uses as much as digits as its factorization.

2211713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45151 (or 45144 counting only the distinct ones).

The product of its digits is 84, while the sum is 17.

The square root of 2211713 is about 1487.1829073789. The cubic root of 2211713 is about 130.2895518347.

Adding to 2211713 its reverse (3171122), we get a palindrome (5382835).

The spelling of 2211713 in words is "two million, two hundred eleven thousand, seven hundred thirteen".