6610 has 8 divisors (see below), whose sum is σ = 11916. Its totient is φ = 2640.

The previous prime is 6607. The next prime is 6619. The reversal of 6610 is 166.

It can be written as a sum of positive squares in 2 ways, for example, as 6561 + 49 = 81^2 + 7^2 .

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

It is a plaindrome in base 12.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (6619) 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, 321 + ... + 340.

2⁶⁶¹⁰ is an apocalyptic number.

6610 is a deficient number, since it is larger than the sum of its proper divisors (5306).

6610 is a wasteful number, since it uses less digits than its factorization.

6610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 6610 is about 81.3019064967. The cubic root of 6610 is about 18.7672433965.

Adding to 6610 its reverse (166), we get a palindrome (6776).

It can be divided in two parts, 6 and 610, that added together give a palindrome (616).

The spelling of 6610 in words is "six thousand, six hundred ten".