242935877 has 2 divisors, whose sum is σ = 242935878. Its totient is φ = 242935876.

The previous prime is 242935873. The next prime is 242935879. The reversal of 242935877 is 778539242.

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., 186295201 + 56640676 = 13649^2 + 7526^2 .

It is a cyclic number.

It is not a de Polignac number, because 242935877 - 2² = 242935873 is a prime.

Together with 242935879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242935873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121467938 + 121467939.

It is an arithmetic number, because the mean of its divisors is an integer number (121467939).

Almost surely, 2^242935877 is an apocalyptic number.

It is an amenable number.

242935877 is a deficient number, since it is larger than the sum of its proper divisors (1).

242935877 is an equidigital number, since it uses as much as digits as its factorization.

242935877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 242935877 is about 15586.4003862341. The cubic root of 242935877 is about 623.9702526979.

The spelling of 242935877 in words is "two hundred forty-two million, nine hundred thirty-five thousand, eight hundred seventy-seven".