342000287 has 8 divisors (see below), whose sum is σ = 352071216. Its totient is φ = 331972992.

The previous prime is 342000283. The next prime is 342000289. The reversal of 342000287 is 782000243.

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

It is a cyclic number.

It is not a de Polignac number, because 342000287 - 2² = 342000283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342000283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5348 + ... + 26694.

It is an arithmetic number, because the mean of its divisors is an integer number (44008902).

Almost surely, 2^342000287 is an apocalyptic number.

342000287 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

342000287 is a deficient number, since it is larger than the sum of its proper divisors (10070929).

342000287 is a wasteful number, since it uses less digits than its factorization.

342000287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21817.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 342000287 is about 18493.2497684966. The cubic root of 342000287 is about 699.3192613365.

The spelling of 342000287 in words is "three hundred forty-two million, two hundred eighty-seven", and thus it is an aban number.