66330214 has 8 divisors (see below), whose sum is σ = 99734040. Its totient is φ = 33085536.

The previous prime is 66330211. The next prime is 66330239. The reversal of 66330214 is 41203366.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66330211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38739 + ... + 40414.

It is an arithmetic number, because the mean of its divisors is an integer number (12466755).

Almost surely, 2^66330214 is an apocalyptic number.

66330214 is a deficient number, since it is larger than the sum of its proper divisors (33403826).

66330214 is a wasteful number, since it uses less digits than its factorization.

66330214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79574.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 66330214 is about 8144.3363142739. The cubic root of 66330214 is about 404.7968579370.

The spelling of 66330214 in words is "sixty-six million, three hundred thirty thousand, two hundred fourteen".