66032066 has 8 divisors (see below), whose sum is σ = 99256320. Its totient is φ = 32946628.

The previous prime is 66032053. The next prime is 66032069. The reversal of 66032066 is 66023066.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66032069) 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, 33506 + ... + 35421.

It is an arithmetic number, because the mean of its divisors is an integer number (12407040).

Almost surely, 2^66032066 is an apocalyptic number.

66032066 is a deficient number, since it is larger than the sum of its proper divisors (33224254).

66032066 is a wasteful number, since it uses less digits than its factorization.

66032066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69408.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 66032066 is about 8126.0116908604. The cubic root of 66032066 is about 404.1894391439.

The spelling of 66032066 in words is "sixty-six million, thirty-two thousand, sixty-six", and thus it is an eban number.