238555 has 4 divisors (see below), whose sum is σ = 286272. Its totient is φ = 190840.

The previous prime is 238547. The next prime is 238573. The reversal of 238555 is 555832.

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

It is not a de Polignac number, because 238555 - 2³ = 238547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23851 + ... + 23860.

It is an arithmetic number, because the mean of its divisors is an integer number (71568).

2²³⁸⁵⁵⁵ is an apocalyptic number.

238555 is a deficient number, since it is larger than the sum of its proper divisors (47717).

238555 is an equidigital number, since it uses as much as digits as its factorization.

238555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47716.

The product of its digits is 6000, while the sum is 28.

The square root of 238555 is about 488.4209250227. The cubic root of 238555 is about 62.0196781103.

The spelling of 238555 in words is "two hundred thirty-eight thousand, five hundred fifty-five".