342486 has 24 divisors (see below), whose sum is σ = 758160. Its totient is φ = 111696.

The previous prime is 342481. The next prime is 342497. The reversal of 342486 is 684243.

342486 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

342486 is a modest number, since divided by 486 gives 342 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342481) by changing a digit.

342486 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 11 ways as a sum of consecutive naturals, for example, 775 + ... + 1133.

It is an arithmetic number, because the mean of its divisors is an integer number (31590).

2³⁴²⁴⁸⁶ is an apocalyptic number.

342486 is an abundant number, since it is smaller than the sum of its proper divisors (415674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342486 is a wasteful number, since it uses less digits than its factorization.

342486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 417 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 342486 is about 585.2230344065. The cubic root of 342486 is about 69.9650165330.

It can be divided in two parts, 342 and 486, that added together give a palindrome (828).

The spelling of 342486 in words is "three hundred forty-two thousand, four hundred eighty-six".