241884821 has 2 divisors, whose sum is σ = 241884822. Its totient is φ = 241884820.

The previous prime is 241884809. The next prime is 241884827. The reversal of 241884821 is 128488142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241180900 + 703921 = 15530^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 241884821 - 2¹⁰ = 241883797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241884827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120942410 + 120942411.

It is an arithmetic number, because the mean of its divisors is an integer number (120942411).

Almost surely, 2^241884821 is an apocalyptic number.

It is an amenable number.

241884821 is a deficient number, since it is larger than the sum of its proper divisors (1).

241884821 is an equidigital number, since it uses as much as digits as its factorization.

241884821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32768, while the sum is 38.

The square root of 241884821 is about 15552.6467522412. The cubic root of 241884821 is about 623.0690879224.

The spelling of 241884821 in words is "two hundred forty-one million, eight hundred eighty-four thousand, eight hundred twenty-one".