159984396 has 144 divisors (see below), whose sum is σ = 493129728. Its totient is φ = 44712000.

The previous prime is 159984373. The next prime is 159984403. The reversal of 159984396 is 693489951.

159984396 is a `hidden beast` number, since 1 + 599 + 8 + 43 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138421 + ... + 139571.

It is an arithmetic number, because the mean of its divisors is an integer number (3424512).

Almost surely, 2^159984396 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 159984396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246564864).

159984396 is an abundant number, since it is smaller than the sum of its proper divisors (333145332).

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

159984396 is a wasteful number, since it uses less digits than its factorization.

159984396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1180 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The square root of 159984396 is about 12648.4938233768. The cubic root of 159984396 is about 542.8658745067.

The spelling of 159984396 in words is "one hundred fifty-nine million, nine hundred eighty-four thousand, three hundred ninety-six".