66967082 has 48 divisors (see below), whose sum is σ = 127209600. Its totient is φ = 25746336.

The previous prime is 66967079. The next prime is 66967091. The reversal of 66967082 is 28076966.

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 23 ways as a sum of consecutive naturals, for example, 336419 + ... + 336617.

It is an arithmetic number, because the mean of its divisors is an integer number (2650200).

Almost surely, 2^66967082 is an apocalyptic number.

66967082 is a deficient number, since it is larger than the sum of its proper divisors (60242518).

66967082 is a wasteful number, since it uses less digits than its factorization.

66967082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 66967082 is about 8183.3417379454. The cubic root of 66967082 is about 406.0882827101.

The spelling of 66967082 in words is "sixty-six million, nine hundred sixty-seven thousand, eighty-two".