518342 has 8 divisors (see below), whose sum is σ = 848232. Its totient is φ = 235600.

The previous prime is 518341. The next prime is 518387. The reversal of 518342 is 243815.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 518342.

It is not an unprimeable number, because it can be changed into a prime (518341) 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, 11759 + ... + 11802.

It is an arithmetic number, because the mean of its divisors is an integer number (106029).

2⁵¹⁸³⁴² is an apocalyptic number.

518342 is a deficient number, since it is larger than the sum of its proper divisors (329890).

518342 is a wasteful number, since it uses less digits than its factorization.

518342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23574.

The product of its digits is 960, while the sum is 23.

The square root of 518342 is about 719.9597210956. The cubic root of 518342 is about 80.3289579791.

It can be divided in two parts, 5183 and 42, that added together give a palindrome (5225).

The spelling of 518342 in words is "five hundred eighteen thousand, three hundred forty-two".