158336 has 16 divisors (see below), whose sum is σ = 315690. Its totient is φ = 79104.

The previous prime is 158329. The next prime is 158341. The reversal of 158336 is 633851.

It can be written as a sum of positive squares in only one way, i.e., 118336 + 40000 = 344^2 + 200^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is an unprimeable number.

158336 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491 + ... + 746.

2¹⁵⁸³³⁶ is an apocalyptic number.

158336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

158336 is a deficient number, since it is larger than the sum of its proper divisors (157354).

158336 is an equidigital number, since it uses as much as digits as its factorization.

158336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251 (or 1239 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 158336 is about 397.9145636943. The cubic root of 158336 is about 54.0994964892.

It can be divided in two parts, 158 and 336, that added together give a palindrome (494).

The spelling of 158336 in words is "one hundred fifty-eight thousand, three hundred thirty-six".