241686 has 24 divisors (see below), whose sum is σ = 542880. Its totient is φ = 77616.

The previous prime is 241679. The next prime is 241687. The reversal of 241686 is 686142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291 + ... + 753.

It is an arithmetic number, because the mean of its divisors is an integer number (22620).

2²⁴¹⁶⁸⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 241686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271440).

241686 is an abundant number, since it is smaller than the sum of its proper divisors (301194).

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

241686 is a wasteful number, since it uses less digits than its factorization.

241686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500 (or 497 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 241686 is about 491.6157035734. The cubic root of 241686 is about 62.2898327344.

The spelling of 241686 in words is "two hundred forty-one thousand, six hundred eighty-six".