242859329 has 2 divisors, whose sum is σ = 242859330. Its totient is φ = 242859328.

The previous prime is 242859283. The next prime is 242859341. The reversal of 242859329 is 923958242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178089025 + 64770304 = 13345^2 + 8048^2 .

It is a cyclic number.

It is not a de Polignac number, because 242859329 - 2¹² = 242855233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242859329.

It is not a weakly prime, because it can be changed into another prime (242852329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121429664 + 121429665.

It is an arithmetic number, because the mean of its divisors is an integer number (121429665).

Almost surely, 2^242859329 is an apocalyptic number.

It is an amenable number.

242859329 is a deficient number, since it is larger than the sum of its proper divisors (1).

242859329 is an equidigital number, since it uses as much as digits as its factorization.

242859329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 44.

The square root of 242859329 is about 15583.9445905072. The cubic root of 242859329 is about 623.9047090751.

The spelling of 242859329 in words is "two hundred forty-two million, eight hundred fifty-nine thousand, three hundred twenty-nine".