2212616 has 16 divisors (see below), whose sum is σ = 4741440. Its totient is φ = 948240.

The previous prime is 2212589. The next prime is 2212627. The reversal of 2212616 is 6162122.

It is a happy number.

It is a d-powerful number, because it can be written as 2⁹ + 2¹³ + 1 + 2¹⁹ + 6 + 1 + 6⁸ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19700 + ... + 19811.

It is an arithmetic number, because the mean of its divisors is an integer number (296340).

2^2212616 is an apocalyptic number.

It is an amenable number.

2212616 is an abundant number, since it is smaller than the sum of its proper divisors (2528824).

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

2212616 is a wasteful number, since it uses less digits than its factorization.

2212616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39524 (or 39520 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 2212616 is about 1487.4864705267. The cubic root of 2212616 is about 130.3072809972.

Adding to 2212616 its reverse (6162122), we get a palindrome (8374738).

The spelling of 2212616 in words is "two million, two hundred twelve thousand, six hundred sixteen".