166042246 has 8 divisors (see below), whose sum is σ = 249165864. Its totient is φ = 82986960.

The previous prime is 166042241. The next prime is 166042297. The reversal of 166042246 is 642240661.

166042246 is digitally balanced in base 2, 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.

It is a super-3 number, since 3×166042246³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166042241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10500 + ... + 21031.

It is an arithmetic number, because the mean of its divisors is an integer number (31145733).

Almost surely, 2^166042246 is an apocalyptic number.

166042246 is a deficient number, since it is larger than the sum of its proper divisors (83123618).

166042246 is a wasteful number, since it uses less digits than its factorization.

166042246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34166.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 166042246 is about 12885.7380851855. The cubic root of 166042246 is about 549.6330842033.

The spelling of 166042246 in words is "one hundred sixty-six million, forty-two thousand, two hundred forty-six".