166598196 has 12 divisors (see below), whose sum is σ = 388729152. Its totient is φ = 55532728.

The previous prime is 166598189. The next prime is 166598207. The reversal of 166598196 is 691895661.

166598196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 6941580 + ... + 6941603.

It is an arithmetic number, because the mean of its divisors is an integer number (32394096).

Almost surely, 2^166598196 is an apocalyptic number.

It is an amenable number.

166598196 is an abundant number, since it is smaller than the sum of its proper divisors (222130956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166598196 is a wasteful number, since it uses less digits than its factorization.

166598196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13883190 (or 13883188 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 166598196 is about 12907.2923574234. The cubic root of 166598196 is about 550.2458361066.

The spelling of 166598196 in words is "one hundred sixty-six million, five hundred ninety-eight thousand, one hundred ninety-six".