168215106 has 8 divisors (see below), whose sum is σ = 336430224. Its totient is φ = 56071700.

The previous prime is 168215093. The next prime is 168215111. The reversal of 168215106 is 601512861.

168215106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

168215106 is an admirable number.

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, 14017920 + ... + 14017931.

It is an arithmetic number, because the mean of its divisors is an integer number (42053778).

Almost surely, 2^168215106 is an apocalyptic number.

168215106 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.

168215106 is a wasteful number, since it uses less digits than its factorization.

168215106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28035856.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 168215106 is about 12969.7766364730. The cubic root of 168215106 is about 552.0202352905.

Adding to 168215106 its reverse (601512861), we get a palindrome (769727967).

The spelling of 168215106 in words is "one hundred sixty-eight million, two hundred fifteen thousand, one hundred six".