158535936 has 216 divisors, whose sum is σ = 505930880. Its totient is φ = 47443968.

The previous prime is 158535929. The next prime is 158535959. The reversal of 158535936 is 639535851.

158535936 is a `hidden beast` number, since 1 + 5 + 8 + 53 + 593 + 6 = 666.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 158535891 and 158535900.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2006745 + ... + 2006823.

Almost surely, 2^158535936 is an apocalyptic number.

158535936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158535936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252965440).

158535936 is an abundant number, since it is smaller than the sum of its proper divisors (347394944).

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

158535936 is a wasteful number, since it uses less digits than its factorization.

158535936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 164 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 158535936 is about 12591.1054320103. The cubic root of 158535936 is about 541.2225797401. Note that the first 3 decimals are identical.

The spelling of 158535936 in words is "one hundred fifty-eight million, five hundred thirty-five thousand, nine hundred thirty-six".