199158 has 16 divisors (see below), whose sum is σ = 419520. Its totient is φ = 62856.

The previous prime is 199153. The next prime is 199181. The reversal of 199158 is 851991.

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 199158.

It is not an unprimeable number, because it can be changed into a prime (199151) 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, 760 + ... + 987.

It is an arithmetic number, because the mean of its divisors is an integer number (26220).

2¹⁹⁹¹⁵⁸ is an apocalyptic number.

199158 is an abundant number, since it is smaller than the sum of its proper divisors (220362).

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

199158 is a wasteful number, since it uses less digits than its factorization.

199158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771.

The product of its digits is 3240, while the sum is 33.

The square root of 199158 is about 446.2712179830. The cubic root of 199158 is about 58.3981718950.

The spelling of 199158 in words is "one hundred ninety-nine thousand, one hundred fifty-eight".