169142 has 8 divisors (see below), whose sum is σ = 264816. Its totient is φ = 80872.

The previous prime is 169129. The next prime is 169151. The reversal of 169142 is 241961.

It is a happy number.

169142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (23).

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 169142.

It is an unprimeable number.

169142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793 + ... + 1884.

It is an arithmetic number, because the mean of its divisors is an integer number (33102).

2¹⁶⁹¹⁴² is an apocalyptic number.

169142 is a deficient number, since it is larger than the sum of its proper divisors (95674).

169142 is a wasteful number, since it uses less digits than its factorization.

169142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702.

The product of its digits is 432, while the sum is 23.

The square root of 169142 is about 411.2687685687. The cubic root of 169142 is about 55.3032287332.

The spelling of 169142 in words is "one hundred sixty-nine thousand, one hundred forty-two".