241887 has 4 divisors (see below), whose sum is σ = 322520. Its totient is φ = 161256.

The previous prime is 241883. The next prime is 241903. The reversal of 241887 is 788142.

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

It is not a de Polignac number, because 241887 - 2² = 241883 is a prime.

It is a D-number.

It is a Duffinian number.

241887 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40312 + ... + 40317.

It is an arithmetic number, because the mean of its divisors is an integer number (80630).

2²⁴¹⁸⁸⁷ is an apocalyptic number.

241887 is a deficient number, since it is larger than the sum of its proper divisors (80633).

241887 is an equidigital number, since it uses as much as digits as its factorization.

241887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80632.

The product of its digits is 3584, while the sum is 30.

The square root of 241887 is about 491.8200890570. The cubic root of 241887 is about 62.3070958873.

It can be divided in two parts, 241 and 887, that added together give a triangular number (1128 = T₄₇).

The spelling of 241887 in words is "two hundred forty-one thousand, eight hundred eighty-seven".