159841836 has 240 divisors, whose sum is σ = 536659200. Its totient is φ = 40279680.

The previous prime is 159841763. The next prime is 159841841. The reversal of 159841836 is 638148951.

It is a junction number, because it is equal to n+sod(n) for n = 159841791 and 159841800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1072690 + ... + 1072838.

It is an arithmetic number, because the mean of its divisors is an integer number (2236080).

Almost surely, 2^159841836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159841836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268329600).

159841836 is an abundant number, since it is smaller than the sum of its proper divisors (376817364).

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

159841836 is a wasteful number, since it uses less digits than its factorization.

159841836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 215 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 159841836 is about 12642.8571138015. The cubic root of 159841836 is about 542.7045796976.

It can be divided in two parts, 1598 and 41836, that added together give a palindrome (43434).

The spelling of 159841836 in words is "one hundred fifty-nine million, eight hundred forty-one thousand, eight hundred thirty-six".