199366164 has 48 divisors (see below), whose sum is σ = 544084800. Its totient is φ = 62957088.

The previous prime is 199366163. The next prime is 199366199. The reversal of 199366164 is 461663991.

199366164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199366163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46527 + ... + 50630.

It is an arithmetic number, because the mean of its divisors is an integer number (11335100).

Almost surely, 2^199366164 is an apocalyptic number.

It is an amenable number.

199366164 is an abundant number, since it is smaller than the sum of its proper divisors (344718636).

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

199366164 is a wasteful number, since it uses less digits than its factorization.

199366164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97189 (or 97181 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 199366164 is about 14119.7083539286. The cubic root of 199366164 is about 584.1851113007.

The spelling of 199366164 in words is "one hundred ninety-nine million, three hundred sixty-six thousand, one hundred sixty-four".