241855 has 4 divisors (see below), whose sum is σ = 290232. Its totient is φ = 193480.

The previous prime is 241847. The next prime is 241861. The reversal of 241855 is 558142.

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

It is not a de Polignac number, because 241855 - 2³ = 241847 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent 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, 24181 + ... + 24190.

It is an arithmetic number, because the mean of its divisors is an integer number (72558).

2²⁴¹⁸⁵⁵ is an apocalyptic number.

241855 is a deficient number, since it is larger than the sum of its proper divisors (48377).

241855 is an equidigital number, since it uses as much as digits as its factorization.

241855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48376.

The product of its digits is 1600, while the sum is 25.

The square root of 241855 is about 491.7875557596. The cubic root of 241855 is about 62.3043481649.

Adding to 241855 its reverse (558142), we get a palindrome (799997).

The spelling of 241855 in words is "two hundred forty-one thousand, eight hundred fifty-five".