158394 has 8 divisors (see below), whose sum is σ = 316800. Its totient is φ = 52796.

The previous prime is 158393. The next prime is 158407. The reversal of 158394 is 493851.

It is a sphenic number, since it is the product of 3 distinct primes.

158394 is an admirable number.

It is a d-powerful number, because it can be written as 1 + 5⁷ + 3⁹ + 8³ + 9⁵ + 4⁵ .

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 158394.

It is not an unprimeable number, because it can be changed into a prime (158393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13194 + ... + 13205.

It is an arithmetic number, because the mean of its divisors is an integer number (39600).

2¹⁵⁸³⁹⁴ is an apocalyptic number.

158394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

158394 is a wasteful number, since it uses less digits than its factorization.

158394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26404.

The product of its digits is 4320, while the sum is 30.

The square root of 158394 is about 397.9874369877. The cubic root of 158394 is about 54.1061014048.

The spelling of 158394 in words is "one hundred fifty-eight thousand, three hundred ninety-four".