224142242 has 4 divisors (see below), whose sum is σ = 336213366. Its totient is φ = 112071120.

The previous prime is 224142241. The next prime is 224142253. The reversal of 224142242 is 242241422.

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

It can be written as a sum of positive squares in only one way, i.e., 179533201 + 44609041 = 13399^2 + 6679^2 .

It is not an unprimeable number, because it can be changed into a prime (224142241) 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 as a sum of consecutive naturals, namely, 56035559 + ... + 56035562.

Almost surely, 2^224142242 is an apocalyptic number.

224142242 is a deficient number, since it is larger than the sum of its proper divisors (112071124).

224142242 is a wasteful number, since it uses less digits than its factorization.

224142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112071123.

The product of its digits is 2048, while the sum is 23.

The square root of 224142242 is about 14971.3807646456. The cubic root of 224142242 is about 607.4463179151.

Adding to 224142242 its reverse (242241422), we get a palindrome (466383664).

The spelling of 224142242 in words is "two hundred twenty-four million, one hundred forty-two thousand, two hundred forty-two".