199136 has 36 divisors (see below), whose sum is σ = 459648. Its totient is φ = 84672.

The previous prime is 199109. The next prime is 199151. The reversal of 199136 is 631991.

It is a junction number, because it is equal to n+sod(n) for n = 199099 and 199108.

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 199136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1505 + ... + 1631.

It is an arithmetic number, because the mean of its divisors is an integer number (12768).

2¹⁹⁹¹³⁶ is an apocalyptic number.

199136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229824).

199136 is an abundant number, since it is smaller than the sum of its proper divisors (260512).

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

199136 is a wasteful number, since it uses less digits than its factorization.

199136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 136 counting only the distinct ones).

The product of its digits is 1458, while the sum is 29.

The square root of 199136 is about 446.2465686143. The cubic root of 199136 is about 58.3960214967.

The spelling of 199136 in words is "one hundred ninety-nine thousand, one hundred thirty-six".