159438672 has 40 divisors (see below), whose sum is σ = 457649280. Its totient is φ = 53146080.

The previous prime is 159438649. The next prime is 159438677. The reversal of 159438672 is 276834951.

159438672 is a `hidden beast` number, since 159 + 438 + 67 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159438677) 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 7 ways as a sum of consecutive naturals, for example, 184104 + ... + 184967.

It is an arithmetic number, because the mean of its divisors is an integer number (11441232).

Almost surely, 2^159438672 is an apocalyptic number.

159438672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

159438672 is an abundant number, since it is smaller than the sum of its proper divisors (298210608).

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

159438672 is a wasteful number, since it uses less digits than its factorization.

159438672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369088 (or 369076 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 159438672 is about 12626.9027081070. The cubic root of 159438672 is about 542.2479133467.

The spelling of 159438672 in words is "one hundred fifty-nine million, four hundred thirty-eight thousand, six hundred seventy-two".