258342 has 16 divisors (see below), whose sum is σ = 590592. Its totient is φ = 73800.

The previous prime is 258337. The next prime is 258353. The reversal of 258342 is 243852.

It is a d-powerful number, because it can be written as 2¹¹ + 5³ + 3¹⁰ + 8³ + 4⁸ + 2¹⁷ .

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 258342.

It is an unprimeable number.

258342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3034 + ... + 3117.

It is an arithmetic number, because the mean of its divisors is an integer number (36912).

2²⁵⁸³⁴² is an apocalyptic number.

258342 is an abundant number, since it is smaller than the sum of its proper divisors (332250).

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

258342 is a wasteful number, since it uses less digits than its factorization.

258342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6163.

The product of its digits is 1920, while the sum is 24.

The square root of 258342 is about 508.2735483969. The cubic root of 258342 is about 63.6890844489.

The spelling of 258342 in words is "two hundred fifty-eight thousand, three hundred forty-two".