158673 has 8 divisors (see below), whose sum is σ = 213408. Its totient is φ = 104864.

The previous prime is 158663. The next prime is 158699. The reversal of 158673 is 376851.

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

It is a cyclic number.

It is not a de Polignac number, because 158673 - 2⁴ = 158657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158673.

It is not an unprimeable number, because it can be changed into a prime (158633) 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, 565 + ... + 797.

It is an arithmetic number, because the mean of its divisors is an integer number (26676).

2¹⁵⁸⁶⁷³ is an apocalyptic number.

It is an amenable number.

158673 is a deficient number, since it is larger than the sum of its proper divisors (54735).

158673 is a wasteful number, since it uses less digits than its factorization.

158673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463.

The product of its digits is 5040, while the sum is 30.

The square root of 158673 is about 398.3377963488. The cubic root of 158673 is about 54.1378508138.

The spelling of 158673 in words is "one hundred fifty-eight thousand, six hundred seventy-three".