2622606 has 32 divisors (see below), whose sum is σ = 6144768. Its totient is φ = 730560.

The previous prime is 2622601. The next prime is 2622611. The reversal of 2622606 is 6062262.

It is an interprime number because it is at equal distance from previous prime (2622601) and next prime (2622611).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622601) 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 15 ways as a sum of consecutive naturals, for example, 961 + ... + 2483.

It is an arithmetic number, because the mean of its divisors is an integer number (192024).

2^2622606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2622606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3072384).

2622606 is an abundant number, since it is smaller than the sum of its proper divisors (3522162).

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

2622606 is a wasteful number, since it uses less digits than its factorization.

2622606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2622606 is about 1619.4462016381. The cubic root of 2622606 is about 137.9042604167.

Adding to 2622606 its reverse (6062262), we get a palindrome (8684868).

The spelling of 2622606 in words is "two million, six hundred twenty-two thousand, six hundred six".