166958084 has 12 divisors (see below), whose sum is σ = 292307484. Its totient is φ = 83441664.

The previous prime is 166958063. The next prime is 166958087. The reversal of 166958084 is 480859661.

166958084 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 98565184 + 68392900 = 9928^2 + 8270^2 .

It is not an unprimeable number, because it can be changed into a prime (166958087) 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, 2324 + ... + 18420.

It is an arithmetic number, because the mean of its divisors is an integer number (24358957).

Almost surely, 2^166958084 is an apocalyptic number.

It is an amenable number.

166958084 is a deficient number, since it is larger than the sum of its proper divisors (125349400).

166958084 is a wasteful number, since it uses less digits than its factorization.

166958084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18694 (or 18692 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 166958084 is about 12921.2261028124. The cubic root of 166958084 is about 550.6417676663.

The spelling of 166958084 in words is "one hundred sixty-six million, nine hundred fifty-eight thousand, eighty-four".