242372293 has 2 divisors, whose sum is σ = 242372294. Its totient is φ = 242372292.

The previous prime is 242372171. The next prime is 242372297. The reversal of 242372293 is 392273242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242331489 + 40804 = 15567^2 + 202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242372293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242372297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121186146 + 121186147.

It is an arithmetic number, because the mean of its divisors is an integer number (121186147).

Almost surely, 2^242372293 is an apocalyptic number.

It is an amenable number.

242372293 is a deficient number, since it is larger than the sum of its proper divisors (1).

242372293 is an equidigital number, since it uses as much as digits as its factorization.

242372293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 34.

The square root of 242372293 is about 15568.3105377559. The cubic root of 242372293 is about 623.4873654120.

The spelling of 242372293 in words is "two hundred forty-two million, three hundred seventy-two thousand, two hundred ninety-three".