158406 has 16 divisors (see below), whose sum is σ = 335664. Its totient is φ = 49664.

The previous prime is 158393. The next prime is 158407. The reversal of 158406 is 604851.

158406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 158406.

It is not an unprimeable number, because it can be changed into a prime (158407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675 + ... + 878.

It is an arithmetic number, because the mean of its divisors is an integer number (20979).

2¹⁵⁸⁴⁰⁶ is an apocalyptic number.

158406 is an abundant number, since it is smaller than the sum of its proper divisors (177258).

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

158406 is a wasteful number, since it uses less digits than its factorization.

158406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 158406 is about 398.0025125549. The cubic root of 158406 is about 54.1074677378.

The spelling of 158406 in words is "one hundred fifty-eight thousand, four hundred six".