342873 has 24 divisors (see below), whose sum is σ = 550368. Its totient is φ = 212544.

The previous prime is 342871. The next prime is 342889. The reversal of 342873 is 378243.

It is not a de Polignac number, because 342873 - 2¹ = 342871 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342873.

It is not an unprimeable number, because it can be changed into a prime (342871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4090 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (22932).

2³⁴²⁸⁷³ is an apocalyptic number.

It is an amenable number.

342873 is a deficient number, since it is larger than the sum of its proper divisors (207495).

342873 is an equidigital number, since it uses as much as digits as its factorization.

342873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 103 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 342873 is about 585.5535842261. The cubic root of 342873 is about 69.9913594777.

The spelling of 342873 in words is "three hundred forty-two thousand, eight hundred seventy-three".