204197168 has 20 divisors (see below), whose sum is σ = 452151120. Its totient is φ = 87513024.

The previous prime is 204197159. The next prime is 204197177. The reversal of 204197168 is 861791402.

It is an interprime number because it is at equal distance from previous prime (204197159) and next prime (204197177).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911483 + ... + 911706.

It is an arithmetic number, because the mean of its divisors is an integer number (22607556).

Almost surely, 2^204197168 is an apocalyptic number.

204197168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

204197168 is an abundant number, since it is smaller than the sum of its proper divisors (247953952).

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

204197168 is a wasteful number, since it uses less digits than its factorization.

204197168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823204 (or 1823198 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 204197168 is about 14289.7574507057. The cubic root of 204197168 is about 588.8661245001.

The spelling of 204197168 in words is "two hundred four million, one hundred ninety-seven thousand, one hundred sixty-eight".