6660352 has 18 divisors (see below), whose sum is σ = 13295198. Its totient is φ = 3330048.

The previous prime is 6660349. The next prime is 6660359. The reversal of 6660352 is 2530666.

It can be written as a sum of positive squares in only one way, i.e., 6230016 + 430336 = 2496^2 + 656^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6660352.

It is not an unprimeable number, because it can be changed into a prime (6660359) 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, 12753 + ... + 13264.

Almost surely, 2^6660352 is an apocalyptic number.

It is an amenable number.

6660352 is a deficient number, since it is larger than the sum of its proper divisors (6634846).

6660352 is an equidigital number, since it uses as much as digits as its factorization.

6660352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26033 (or 26019 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 6660352 is about 2580.7657778264. The cubic root of 6660352 is about 188.1477637160.

The spelling of 6660352 in words is "six million, six hundred sixty thousand, three hundred fifty-two".