342986 has 8 divisors (see below), whose sum is σ = 588000. Its totient is φ = 146988.

The previous prime is 342971. The next prime is 342989. The reversal of 342986 is 689243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342989) 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 3 ways as a sum of consecutive naturals, for example, 12236 + ... + 12263.

It is an arithmetic number, because the mean of its divisors is an integer number (73500).

2³⁴²⁹⁸⁶ is an apocalyptic number.

342986 is a deficient number, since it is larger than the sum of its proper divisors (245014).

342986 is a wasteful number, since it uses less digits than its factorization.

342986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24508.

The product of its digits is 10368, while the sum is 32.

The square root of 342986 is about 585.6500661658. The cubic root of 342986 is about 69.9990476061. Note that the first 3 decimals are identical.

The spelling of 342986 in words is "three hundred forty-two thousand, nine hundred eighty-six".