242606293 has 2 divisors, whose sum is σ = 242606294. Its totient is φ = 242606292.

The previous prime is 242606267. The next prime is 242606311. The reversal of 242606293 is 392606242.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157929489 + 84676804 = 12567^2 + 9202^2 .

It is a cyclic number.

It is not a de Polignac number, because 242606293 - 2¹⁷ = 242475221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242606893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121303146 + 121303147.

It is an arithmetic number, because the mean of its divisors is an integer number (121303147).

Almost surely, 2^242606293 is an apocalyptic number.

It is an amenable number.

242606293 is a deficient number, since it is larger than the sum of its proper divisors (1).

242606293 is an equidigital number, since it uses as much as digits as its factorization.

242606293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 242606293 is about 15575.8239910446. The cubic root of 242606293 is about 623.6879509310.

The spelling of 242606293 in words is "two hundred forty-two million, six hundred six thousand, two hundred ninety-three".