242746613 has 2 divisors, whose sum is σ = 242746614. Its totient is φ = 242746612.

The previous prime is 242746607. The next prime is 242746619. The reversal of 242746613 is 316647242.

242746613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (242746607) and next prime (242746619).

It can be written as a sum of positive squares in only one way, i.e., 242642929 + 103684 = 15577^2 + 322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242746613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242746619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121373306 + 121373307.

It is an arithmetic number, because the mean of its divisors is an integer number (121373307).

Almost surely, 2^242746613 is an apocalyptic number.

It is an amenable number.

242746613 is a deficient number, since it is larger than the sum of its proper divisors (1).

242746613 is an equidigital number, since it uses as much as digits as its factorization.

242746613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 35.

The square root of 242746613 is about 15580.3277565011. The cubic root of 242746613 is about 623.8081718109.

The spelling of 242746613 in words is "two hundred forty-two million, seven hundred forty-six thousand, six hundred thirteen".