192842 has 8 divisors (see below), whose sum is σ = 311556. Its totient is φ = 88992.

The previous prime is 192833. The next prime is 192847. The reversal of 192842 is 248291.

192842 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 192721 + 121 = 439^2 + 11^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 7417 = 192842 / (1 + 9 + 2 + 8 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (192847) 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, 3683 + ... + 3734.

2¹⁹²⁸⁴² is an apocalyptic number.

192842 is a deficient number, since it is larger than the sum of its proper divisors (118714).

192842 is a wasteful number, since it uses less digits than its factorization.

192842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432.

The product of its digits is 1152, while the sum is 26.

The square root of 192842 is about 439.1377915871. The cubic root of 192842 is about 57.7741913728.

The spelling of 192842 in words is "one hundred ninety-two thousand, eight hundred forty-two".