242798242 has 8 divisors (see below), whose sum is σ = 364406976. Its totient is φ = 121329252.

The previous prime is 242798221. The next prime is 242798249. The reversal of 242798242 is 242897242.

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

It is a junction number, because it is equal to n+sod(n) for n = 242798195 and 242798204.

It is not an unprimeable number, because it can be changed into a prime (242798249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30478 + ... + 37609.

It is an arithmetic number, because the mean of its divisors is an integer number (45550872).

Almost surely, 2^242798242 is an apocalyptic number.

242798242 is a deficient number, since it is larger than the sum of its proper divisors (121608734).

242798242 is a wasteful number, since it uses less digits than its factorization.

242798242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69872.

The product of its digits is 129024, while the sum is 40.

The square root of 242798242 is about 15581.9845334283. The cubic root of 242798242 is about 623.8523939302.

The spelling of 242798242 in words is "two hundred forty-two million, seven hundred ninety-eight thousand, two hundred forty-two".