242024357 has 2 divisors, whose sum is σ = 242024358. Its totient is φ = 242024356.

The previous prime is 242024327. The next prime is 242024369. The reversal of 242024357 is 753420242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226231681 + 15792676 = 15041^2 + 3974^2 .

It is a cyclic number.

It is not a de Polignac number, because 242024357 - 2²⁰ = 240975781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242024317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121012178 + 121012179.

It is an arithmetic number, because the mean of its divisors is an integer number (121012179).

Almost surely, 2^242024357 is an apocalyptic number.

It is an amenable number.

242024357 is a deficient number, since it is larger than the sum of its proper divisors (1).

242024357 is an equidigital number, since it uses as much as digits as its factorization.

242024357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 242024357 is about 15557.1320300369. The cubic root of 242024357 is about 623.1888747634.

Adding to 242024357 its reverse (753420242), we get a palindrome (995444599).

The spelling of 242024357 in words is "two hundred forty-two million, twenty-four thousand, three hundred fifty-seven".