242857735 has 8 divisors (see below), whose sum is σ = 291944880. Its totient is φ = 193942464.

The previous prime is 242857717. The next prime is 242857739. The reversal of 242857735 is 537758242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242857735 - 2¹⁹ = 242333447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242857691 and 242857700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242857739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39837 + ... + 45526.

It is an arithmetic number, because the mean of its divisors is an integer number (36493110).

Almost surely, 2^242857735 is an apocalyptic number.

242857735 is a deficient number, since it is larger than the sum of its proper divisors (49087145).

242857735 is an equidigital number, since it uses as much as digits as its factorization.

242857735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85937.

The product of its digits is 470400, while the sum is 43.

The square root of 242857735 is about 15583.8934480444. The cubic root of 242857735 is about 623.9033440787.

The spelling of 242857735 in words is "two hundred forty-two million, eight hundred fifty-seven thousand, seven hundred thirty-five".