166003242 has 8 divisors (see below), whose sum is σ = 332006496. Its totient is φ = 55334412.

The previous prime is 166003223. The next prime is 166003273. The reversal of 166003242 is 242300661.

166003242 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.

166003242 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13833598 + ... + 13833609.

It is an arithmetic number, because the mean of its divisors is an integer number (41500812).

Almost surely, 2^166003242 is an apocalyptic number.

166003242 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.

166003242 is a wasteful number, since it uses less digits than its factorization.

166003242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27667212.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 166003242 is about 12884.2245401111. The cubic root of 166003242 is about 549.5900438162.

The spelling of 166003242 in words is "one hundred sixty-six million, three thousand, two hundred forty-two".