166730834 has 16 divisors (see below), whose sum is σ = 258736896. Its totient is φ = 80497200.

The previous prime is 166730827. The next prime is 166730857. The reversal of 166730834 is 438037661.

166730834 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27704 + ... + 33180.

It is an arithmetic number, because the mean of its divisors is an integer number (16171056).

Almost surely, 2^166730834 is an apocalyptic number.

166730834 is a deficient number, since it is larger than the sum of its proper divisors (92006062).

166730834 is a wasteful number, since it uses less digits than its factorization.

166730834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 166730834 is about 12912.4294383358. The cubic root of 166730834 is about 550.3918243762.

The spelling of 166730834 in words is "one hundred sixty-six million, seven hundred thirty thousand, eight hundred thirty-four".