6666632 has 16 divisors (see below), whose sum is σ = 14285760. Its totient is φ = 2857104.

The previous prime is 6666617. The next prime is 6666679. The reversal of 6666632 is 2366666.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6666592 and 6666601.

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 3 ways as a sum of consecutive naturals, for example, 59468 + ... + 59579.

It is an arithmetic number, because the mean of its divisors is an integer number (892860).

Almost surely, 2^6666632 is an apocalyptic number.

It is an amenable number.

6666632 is an abundant number, since it is smaller than the sum of its proper divisors (7619128).

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

6666632 is a wasteful number, since it uses less digits than its factorization.

6666632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119060 (or 119056 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 6666632 is about 2581.9821842918. The cubic root of 6666632 is about 188.2068795498.

It can be divided in two parts, 66666 and 32, that multiplied together give a palindrome (2133312).

The spelling of 6666632 in words is "six million, six hundred sixty-six thousand, six hundred thirty-two".