241820 has 24 divisors (see below), whose sum is σ = 517104. Its totient is φ = 94976.

The previous prime is 241817. The next prime is 241823. The reversal of 241820 is 28142.

241820 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (241817) and next prime (241823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2084 + ... + 2196.

It is an arithmetic number, because the mean of its divisors is an integer number (21546).

2²⁴¹⁸²⁰ is an apocalyptic number.

241820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241820 is an abundant number, since it is smaller than the sum of its proper divisors (275284).

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

241820 is a wasteful number, since it uses less digits than its factorization.

241820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 241820 is about 491.7519700011. The cubic root of 241820 is about 62.3013425659.

Adding to 241820 its reverse (28142), we get a palindrome (269962).

The spelling of 241820 in words is "two hundred forty-one thousand, eight hundred twenty".