6611606 has 16 divisors (see below), whose sum is σ = 10574064. Its totient is φ = 3089664.

The previous prime is 6611597. The next prime is 6611611. The reversal of 6611606 is 6061166.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4946 + ... + 6138.

It is an arithmetic number, because the mean of its divisors is an integer number (660879).

Almost surely, 2^6611606 is an apocalyptic number.

6611606 is a deficient number, since it is larger than the sum of its proper divisors (3962458).

6611606 is a wasteful number, since it uses less digits than its factorization.

6611606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6611606 is about 2571.3043382688. The cubic root of 6611606 is about 187.6876320251.

It can be divided in two parts, 661160 and 6, that added together give a palindrome (661166).

The spelling of 6611606 in words is "six million, six hundred eleven thousand, six hundred six".