242851242 has 16 divisors (see below), whose sum is σ = 488145600. Its totient is φ = 80543232.

The previous prime is 242851223. The next prime is 242851243. The reversal of 242851242 is 242158242.

It is not an unprimeable number, because it can be changed into a prime (242851243) 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, 100503 + ... + 102890.

It is an arithmetic number, because the mean of its divisors is an integer number (30509100).

Almost surely, 2^242851242 is an apocalyptic number.

242851242 is an abundant number, since it is smaller than the sum of its proper divisors (245294358).

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

242851242 is a wasteful number, since it uses less digits than its factorization.

242851242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203597.

The product of its digits is 10240, while the sum is 30.

The square root of 242851242 is about 15583.6851225889. The cubic root of 242851242 is about 623.8977838406.

The spelling of 242851242 in words is "two hundred forty-two million, eight hundred fifty-one thousand, two hundred forty-two".