2211316 has 12 divisors (see below), whose sum is σ = 3923332. Its totient is φ = 1090368.

The previous prime is 2211281. The next prime is 2211329. The reversal of 2211316 is 6131122.

It can be written as a sum of positive squares in 2 ways, for example, as 1904400 + 306916 = 1380^2 + 554^2 .

It is a d-powerful number, because it can be written as 2⁷ + 2⁷ + 1 + 1 + 3¹² + 1 + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2211316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3495 + ... + 4078.

2^2211316 is an apocalyptic number.

It is an amenable number.

2211316 is a deficient number, since it is larger than the sum of its proper divisors (1712016).

2211316 is a wasteful number, since it uses less digits than its factorization.

2211316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650 (or 7648 counting only the distinct ones).

The product of its digits is 72, while the sum is 16.

The square root of 2211316 is about 1487.0494275578. The cubic root of 2211316 is about 130.2817557588.

Adding to 2211316 its reverse (6131122), we get a palindrome (8342438).

The spelling of 2211316 in words is "two million, two hundred eleven thousand, three hundred sixteen".