242707097 has 4 divisors (see below), whose sum is σ = 242749620. Its totient is φ = 242664576.

The previous prime is 242707081. The next prime is 242707103. The reversal of 242707097 is 790707242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10784656 + 231922441 = 3284^2 + 15229^2 .

It is a cyclic number.

It is not a de Polignac number, because 242707097 - 2⁴ = 242707081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242707097.

It is not an unprimeable number, because it can be changed into a prime (242707027) 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 3 ways as a sum of consecutive naturals, for example, 11072 + ... + 24657.

It is an arithmetic number, because the mean of its divisors is an integer number (60687405).

Almost surely, 2^242707097 is an apocalyptic number.

It is an amenable number.

242707097 is a deficient number, since it is larger than the sum of its proper divisors (42523).

242707097 is an equidigital number, since it uses as much as digits as its factorization.

242707097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42522.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 242707097 is about 15579.0595672524. The cubic root of 242707097 is about 623.7743206809.

The spelling of 242707097 in words is "two hundred forty-two million, seven hundred seven thousand, ninety-seven".