2002166206 has 8 divisors (see below), whose sum is σ = 3106809720. Its totient is φ = 966562968.

The previous prime is 2002166203. The next prime is 2002166209. The reversal of 2002166206 is 6026612002.

It is an interprime number because it is at equal distance from previous prime (2002166203) and next prime (2002166209).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002166203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17259996 + ... + 17260111.

It is an arithmetic number, because the mean of its divisors is an integer number (388351215).

Almost surely, 2^2002166206 is an apocalyptic number.

2002166206 is a deficient number, since it is larger than the sum of its proper divisors (1104643514).

2002166206 is a wasteful number, since it uses less digits than its factorization.

2002166206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34520138.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2002166206 is about 44745.5719149951. The cubic root of 2002166206 is about 1260.3757605245.

Adding to 2002166206 its reverse (6026612002), we get a palindrome (8028778208).

The spelling of 2002166206 in words is "two billion, two million, one hundred sixty-six thousand, two hundred six".