342587 has 8 divisors (see below), whose sum is σ = 396000. Its totient is φ = 290304.

The previous prime is 342569. The next prime is 342593. The reversal of 342587 is 785243.

It is a happy number.

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

It is not a de Polignac number, because 342587 - 2¹⁴ = 326203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342527) 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 7 ways as a sum of consecutive naturals, for example, 539 + ... + 987.

It is an arithmetic number, because the mean of its divisors is an integer number (49500).

2³⁴²⁵⁸⁷ is an apocalyptic number.

342587 is a deficient number, since it is larger than the sum of its proper divisors (53413).

342587 is a wasteful number, since it uses less digits than its factorization.

342587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565.

The product of its digits is 6720, while the sum is 29.

The square root of 342587 is about 585.3093199326. The cubic root of 342587 is about 69.9718934780.

It can be divided in two parts, 342 and 587, that added together give a palindrome (929).

The spelling of 342587 in words is "three hundred forty-two thousand, five hundred eighty-seven".