196666006 has 4 divisors (see below), whose sum is σ = 294999012. Its totient is φ = 98333002.

The previous prime is 196665949. The next prime is 196666007. The reversal of 196666006 is 600666691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 196666006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196666007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49166500 + ... + 49166503.

It is an arithmetic number, because the mean of its divisors is an integer number (73749753).

Almost surely, 2^196666006 is an apocalyptic number.

196666006 is a deficient number, since it is larger than the sum of its proper divisors (98333006).

196666006 is an equidigital number, since it uses as much as digits as its factorization.

196666006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98333005.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 196666006 is about 14023.7657567431. The cubic root of 196666006 is about 581.5357693574.

The spelling of 196666006 in words is "one hundred ninety-six million, six hundred sixty-six thousand, six".