66882306 has 16 divisors (see below), whose sum is σ = 133857504. Its totient is φ = 22278624.

The previous prime is 66882293. The next prime is 66882307. The reversal of 66882306 is 60328866.

66882306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66882307) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 8565 + ... + 14391.

It is an arithmetic number, because the mean of its divisors is an integer number (8366094).

Almost surely, 2^66882306 is an apocalyptic number.

66882306 is an abundant number, since it is smaller than the sum of its proper divisors (66975198).

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

66882306 is a wasteful number, since it uses less digits than its factorization.

66882306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7745.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 66882306 is about 8178.1603065726. The cubic root of 66882306 is about 405.9168498374.

The spelling of 66882306 in words is "sixty-six million, eight hundred eighty-two thousand, three hundred six".