6663332 has 18 divisors (see below), whose sum is σ = 12628098. Its totient is φ = 3075072.

The previous prime is 6663329. The next prime is 6663347. The reversal of 6663332 is 2333666.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 27556 + 6635776 = 166^2 + 2576^2 .

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6663295 and 6663304.

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 5 ways as a sum of consecutive naturals, for example, 4253 + ... + 5604.

It is an arithmetic number, because the mean of its divisors is an integer number (701561).

Almost surely, 2^6663332 is an apocalyptic number.

It is an amenable number.

6663332 is a deficient number, since it is larger than the sum of its proper divisors (5964766).

6663332 is a wasteful number, since it uses less digits than its factorization.

6663332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9887 (or 9872 counting only the distinct ones).

The product of its digits is 11664, while the sum is 29.

The square root of 6663332 is about 2581.3430612764. The cubic root of 6663332 is about 188.1758201278.

Adding to 6663332 its reverse (2333666), we get a palindrome (8996998).

The spelling of 6663332 in words is "six million, six hundred sixty-three thousand, three hundred thirty-two".