159804198 has 32 divisors (see below), whose sum is σ = 357729120. Its totient is φ = 52876800.

The previous prime is 159804167. The next prime is 159804209. The reversal of 159804198 is 891408951.

159804198 is a `hidden beast` number, since 159 + 80 + 419 + 8 = 666.

It is a Curzon number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3403 + ... + 18198.

It is an arithmetic number, because the mean of its divisors is an integer number (11179035).

Almost surely, 2^159804198 is an apocalyptic number.

159804198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

159804198 is an abundant number, since it is smaller than the sum of its proper divisors (197924922).

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

159804198 is a wasteful number, since it uses less digits than its factorization.

159804198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21749 (or 21743 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The square root of 159804198 is about 12641.3685176883. The cubic root of 159804198 is about 542.6619794228.

It can be divided in two parts, 159 and 804198, that added together give a cube (804357 = 93³).

The spelling of 159804198 in words is "one hundred fifty-nine million, eight hundred four thousand, one hundred ninety-eight".