238258 has 4 divisors (see below), whose sum is σ = 357390. Its totient is φ = 119128.

The previous prime is 238247. The next prime is 238261. The reversal of 238258 is 852832.

238258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 237169 + 1089 = 487^2 + 33^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59563 + ... + 59566.

2²³⁸²⁵⁸ is an apocalyptic number.

238258 is a deficient number, since it is larger than the sum of its proper divisors (119132).

238258 is a wasteful number, since it uses less digits than its factorization.

238258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119131.

The product of its digits is 3840, while the sum is 28.

The square root of 238258 is about 488.1167893035. The cubic root of 238258 is about 61.9939293397.

It can be divided in two parts, 238 and 258, that added together give a triangular number (496 = T₃₁).

The spelling of 238258 in words is "two hundred thirty-eight thousand, two hundred fifty-eight".