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242243 is a prime number
BaseRepresentation
bin111011001001000011
3110022021222
4323021003
530222433
65105255
72026151
oct731103
9408258
10242243
11156001
12b822b
1386351
14643d1
154bb98
hex3b243

242243 has 2 divisors, whose sum is σ = 242244. Its totient is φ = 242242.

The previous prime is 242227. The next prime is 242257. The reversal of 242243 is 342242.

242243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242243 - 24 = 242227 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121121 + 121122.

It is an arithmetic number, because the mean of its divisors is an integer number (121122).

2242243 is an apocalyptic number.

242243 is a deficient number, since it is larger than the sum of its proper divisors (1).

242243 is an equidigital number, since it uses as much as digits as its factorization.

242243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 17.

The square root of 242243 is about 492.1818769520. The cubic root of 242243 is about 62.3376479676.

Adding to 242243 its reverse (342242), we get a palindrome (584485).

Subtracting 242243 from its reverse (342242), we obtain a palindrome (99999).

The spelling of 242243 in words is "two hundred forty-two thousand, two hundred forty-three", and thus it is an iban number.