242735273 has 8 divisors (see below), whose sum is σ = 265031040. Its totient is φ = 220477680.

The previous prime is 242735257. The next prime is 242735309. The reversal of 242735273 is 372537242.

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 242735273 - 2⁴ = 242735257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242735173) 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, 4688 + ... + 22526.

It is an arithmetic number, because the mean of its divisors is an integer number (33128880).

Almost surely, 2^242735273 is an apocalyptic number.

It is an amenable number.

242735273 is a deficient number, since it is larger than the sum of its proper divisors (22295767).

242735273 is a wasteful number, since it uses less digits than its factorization.

242735273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19087.

The product of its digits is 70560, while the sum is 35.

The square root of 242735273 is about 15579.9638317937. The cubic root of 242735273 is about 623.7984578479.

The spelling of 242735273 in words is "two hundred forty-two million, seven hundred thirty-five thousand, two hundred seventy-three".