66479194 has 16 divisors (see below), whose sum is σ = 104911200. Its totient is φ = 31547824.

The previous prime is 66479191. The next prime is 66479201. The reversal of 66479194 is 49197466.

It is not an unprimeable number, because it can be changed into a prime (66479191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6292 + ... + 13135.

It is an arithmetic number, because the mean of its divisors is an integer number (6556950).

Almost surely, 2^66479194 is an apocalyptic number.

66479194 is a deficient number, since it is larger than the sum of its proper divisors (38432006).

66479194 is a wasteful number, since it uses less digits than its factorization.

66479194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19517.

The product of its digits is 326592, while the sum is 46.

The square root of 66479194 is about 8153.4774176421. The cubic root of 66479194 is about 405.0996939964.

The spelling of 66479194 in words is "sixty-six million, four hundred seventy-nine thousand, one hundred ninety-four".