342169 has 4 divisors (see below), whose sum is σ = 347344. Its totient is φ = 336996.

The previous prime is 342143. The next prime is 342179. The reversal of 342169 is 961243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 342169 - 2¹¹ = 340121 is a prime.

It is a super-2 number, since 2×342169² = 234159249122, which contains 22 as substring.

It is a Duffinian number.

342169 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (342179) 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, 2487 + ... + 2620.

It is an arithmetic number, because the mean of its divisors is an integer number (86836).

2³⁴²¹⁶⁹ is an apocalyptic number.

It is an amenable number.

342169 is a deficient number, since it is larger than the sum of its proper divisors (5175).

342169 is an equidigital number, since it uses as much as digits as its factorization.

342169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5174.

The product of its digits is 1296, while the sum is 25.

The square root of 342169 is about 584.9521347940. The cubic root of 342169 is about 69.9434236732.

It can be divided in two parts, 34216 and 9, that added together give a square (34225 = 185²).

The spelling of 342169 in words is "three hundred forty-two thousand, one hundred sixty-nine".