242223018 has 8 divisors (see below), whose sum is σ = 484446048. Its totient is φ = 80741004.

The previous prime is 242223013. The next prime is 242223029. The reversal of 242223018 is 810322242.

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

242223018 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (242223013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20185246 + ... + 20185257.

It is an arithmetic number, because the mean of its divisors is an integer number (60555756).

Almost surely, 2^242223018 is an apocalyptic number.

242223018 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242223018 is a wasteful number, since it uses less digits than its factorization.

242223018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40370508.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 242223018 is about 15563.5156054151. The cubic root of 242223018 is about 623.3593389654.

The spelling of 242223018 in words is "two hundred forty-two million, two hundred twenty-three thousand, eighteen".