242093 has 2 divisors, whose sum is σ = 242094. Its totient is φ = 242092.

The previous prime is 242083. The next prime is 242101. The reversal of 242093 is 390242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178084 + 64009 = 422^2 + 253^2 .

It is a cyclic number.

It is not a de Polignac number, because 242093 - 2¹⁰ = 241069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121046 + 121047.

It is an arithmetic number, because the mean of its divisors is an integer number (121047).

2²⁴²⁰⁹³ is an apocalyptic number.

It is an amenable number.

242093 is a deficient number, since it is larger than the sum of its proper divisors (1).

242093 is an equidigital number, since it uses as much as digits as its factorization.

242093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 242093 is about 492.0294706621. The cubic root of 242093 is about 62.3247785515.

It can be divided in two parts, 24209 and 3, that multiplied together give a palindrome (72627).

The spelling of 242093 in words is "two hundred forty-two thousand, ninety-three".