6659306 has 4 divisors (see below), whose sum is σ = 9988962. Its totient is φ = 3329652.

The previous prime is 6659293. The next prime is 6659321. The reversal of 6659306 is 6039566.

6659306 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6225025 + 434281 = 2495^2 + 659^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1664825 + ... + 1664828.

Almost surely, 2^6659306 is an apocalyptic number.

6659306 is a deficient number, since it is larger than the sum of its proper divisors (3329656).

6659306 is a wasteful number, since it uses less digits than its factorization.

6659306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329655.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 6659306 is about 2580.5631168410. The cubic root of 6659306 is about 188.1379137429.

The spelling of 6659306 in words is "six million, six hundred fifty-nine thousand, three hundred six".