6660112 has 10 divisors (see below), whose sum is σ = 12903998. Its totient is φ = 3330048.

The previous prime is 6660109. The next prime is 6660113. The reversal of 6660112 is 2110666.

It can be written as a sum of positive squares in only one way, i.e., 6635776 + 24336 = 2576^2 + 156^2 .

It is not an unprimeable number, because it can be changed into a prime (6660113) 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 as a sum of consecutive naturals, namely, 208113 + ... + 208144.

Almost surely, 2^6660112 is an apocalyptic number.

It is an amenable number.

6660112 is a deficient number, since it is larger than the sum of its proper divisors (6243886).

6660112 is a wasteful number, since it uses less digits than its factorization.

6660112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416265 (or 416259 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 6660112 is about 2580.7192795808. The cubic root of 6660112 is about 188.1455037751.

Adding to 6660112 its reverse (2110666), we get a palindrome (8770778).

The spelling of 6660112 in words is "six million, six hundred sixty thousand, one hundred twelve".