66005466 has 8 divisors (see below), whose sum is σ = 132010944. Its totient is φ = 22001820.

The previous prime is 66005461. The next prime is 66005497. The reversal of 66005466 is 66450066.

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

66005466 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (66005461) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5500450 + ... + 5500461.

It is an arithmetic number, because the mean of its divisors is an integer number (16501368).

Almost surely, 2^66005466 is an apocalyptic number.

66005466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66005466 is a wasteful number, since it uses less digits than its factorization.

66005466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000916.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 66005466 is about 8124.3748067159. The cubic root of 66005466 is about 404.1351580259.

The spelling of 66005466 in words is "sixty-six million, five thousand, four hundred sixty-six".