159933408 has 24 divisors (see below), whose sum is σ = 419825448. Its totient is φ = 53311104.

The previous prime is 159933401. The next prime is 159933409. The reversal of 159933408 is 804339951.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 159933408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159933401) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 832891 + ... + 833082.

It is an arithmetic number, because the mean of its divisors is an integer number (17492727).

Almost surely, 2^159933408 is an apocalyptic number.

It is an amenable number.

159933408 is an abundant number, since it is smaller than the sum of its proper divisors (259892040).

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

159933408 is a wasteful number, since it uses less digits than its factorization.

159933408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665986 (or 1665978 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 159933408 is about 12646.4780868035. The cubic root of 159933408 is about 542.8081968269.

The spelling of 159933408 in words is "one hundred fifty-nine million, nine hundred thirty-three thousand, four hundred eight".