342008 has 8 divisors (see below), whose sum is σ = 641280. Its totient is φ = 171000.

The previous prime is 341993. The next prime is 342037. The reversal of 342008 is 800243.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

342008 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 as a sum of consecutive naturals, namely, 21368 + ... + 21383.

It is an arithmetic number, because the mean of its divisors is an integer number (80160).

2³⁴²⁰⁰⁸ is an apocalyptic number.

It is an amenable number.

342008 is a deficient number, since it is larger than the sum of its proper divisors (299272).

342008 is a wasteful number, since it uses less digits than its factorization.

342008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42757 (or 42753 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 342008 is about 584.8145005042. The cubic root of 342008 is about 69.9324518456.

The spelling of 342008 in words is "three hundred forty-two thousand, eight".