66670466 has 8 divisors (see below), whose sum is σ = 100059024. Its totient is φ = 33317460.

The previous prime is 66670453. The next prime is 66670501. The reversal of 66670466 is 66407666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3560 + ... + 12083.

It is an arithmetic number, because the mean of its divisors is an integer number (12507378).

Almost surely, 2^66670466 is an apocalyptic number.

66670466 is a deficient number, since it is larger than the sum of its proper divisors (33388558).

66670466 is a wasteful number, since it uses less digits than its factorization.

66670466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17776.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 66670466 is about 8165.1984666633. The cubic root of 66670466 is about 405.4878356628.

The spelling of 66670466 in words is "sixty-six million, six hundred seventy thousand, four hundred sixty-six".