158044146 has 32 divisors (see below), whose sum is σ = 341392128. Its totient is φ = 48487680.

The previous prime is 158044141. The next prime is 158044157. The reversal of 158044146 is 641440851.

It is not an unprimeable number, because it can be changed into a prime (158044141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25866 + ... + 31386.

It is an arithmetic number, because the mean of its divisors is an integer number (10668504).

Almost surely, 2^158044146 is an apocalyptic number.

158044146 is an abundant number, since it is smaller than the sum of its proper divisors (183347982).

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

158044146 is a wasteful number, since it uses less digits than its factorization.

158044146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5906.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 158044146 is about 12571.5610009259. The cubic root of 158044146 is about 540.6623627981.

Adding to 158044146 its reverse (641440851), we get a palindrome (799484997).

The spelling of 158044146 in words is "one hundred fifty-eight million, forty-four thousand, one hundred forty-six".