66332606 has 8 divisors (see below), whose sum is σ = 105351840. Its totient is φ = 31215328.

The previous prime is 66332597. The next prime is 66332611. The reversal of 66332606 is 60623366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975446 + ... + 975513.

It is an arithmetic number, because the mean of its divisors is an integer number (13168980).

Almost surely, 2^66332606 is an apocalyptic number.

66332606 is a deficient number, since it is larger than the sum of its proper divisors (39019234).

66332606 is a wasteful number, since it uses less digits than its factorization.

66332606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950978.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 66332606 is about 8144.4831634672. The cubic root of 66332606 is about 404.8017238062.

The spelling of 66332606 in words is "sixty-six million, three hundred thirty-two thousand, six hundred six".