342458 has 8 divisors (see below), whose sum is σ = 520128. Its totient is φ = 169084.

The previous prime is 342451. The next prime is 342467. The reversal of 342458 is 854243.

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

It is a d-powerful number, because it can be written as 3⁸ + 4⁶ + 4⁸ + 2¹⁸ + 5² + 8⁴ .

It is not an unprimeable number, because it can be changed into a prime (342451) 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, 866 + ... + 1197.

It is an arithmetic number, because the mean of its divisors is an integer number (65016).

2³⁴²⁴⁵⁸ is an apocalyptic number.

342458 is a deficient number, since it is larger than the sum of its proper divisors (177670).

342458 is a wasteful number, since it uses less digits than its factorization.

342458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148.

The product of its digits is 3840, while the sum is 26.

The square root of 342458 is about 585.1991114142. The cubic root of 342458 is about 69.9631098139.

The spelling of 342458 in words is "three hundred forty-two thousand, four hundred fifty-eight".