342172 has 12 divisors (see below), whose sum is σ = 604296. Its totient is φ = 169520.

The previous prime is 342143. The next prime is 342179. The reversal of 342172 is 271243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342179) by changing a digit.

342172 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, 198 + ... + 850.

It is an arithmetic number, because the mean of its divisors is an integer number (50358).

2³⁴²¹⁷² is an apocalyptic number.

It is an amenable number.

342172 is a deficient number, since it is larger than the sum of its proper divisors (262124).

342172 is a wasteful number, since it uses less digits than its factorization.

342172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 786 counting only the distinct ones).

The product of its digits is 336, while the sum is 19.

The square root of 342172 is about 584.9546991007. The cubic root of 342172 is about 69.9436280845.

The spelling of 342172 in words is "three hundred forty-two thousand, one hundred seventy-two", and thus it is an iban number.