66683000 has 32 divisors (see below), whose sum is σ = 156040560. Its totient is φ = 26672800.

The previous prime is 66682999. The next prime is 66683017. The reversal of 66683000 is 38666.

66683000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 32342 + ... + 34341.

Almost surely, 2^66683000 is an apocalyptic number.

It is an amenable number.

66683000 is an abundant number, since it is smaller than the sum of its proper divisors (89357560).

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

66683000 is a wasteful number, since it uses less digits than its factorization.

66683000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66704 (or 66690 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 66683000 is about 8165.9659563336. The cubic root of 66683000 is about 405.5132445451.

The spelling of 66683000 in words is "sixty-six million, six hundred eighty-three thousand".