2116622 has 8 divisors (see below), whose sum is σ = 3260856. Its totient is φ = 1029672.

The previous prime is 2116607. The next prime is 2116627. The reversal of 2116622 is 2266112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2116594 and 2116603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116627) by changing a digit.

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, 14228 + ... + 14375.

It is an arithmetic number, because the mean of its divisors is an integer number (407607).

2^2116622 is an apocalyptic number.

2116622 is a deficient number, since it is larger than the sum of its proper divisors (1144234).

2116622 is a wasteful number, since it uses less digits than its factorization.

2116622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28642.

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

The square root of 2116622 is about 1454.8615054362. The cubic root of 2116622 is about 128.3948985917.

It can be divided in two parts, 211662 and 2, that multiplied together give a palindrome (423324).

The spelling of 2116622 in words is "two million, one hundred sixteen thousand, six hundred twenty-two".