4000242242 has 4 divisors (see below), whose sum is σ = 6000363366. Its totient is φ = 2000121120.

The previous prime is 4000242217. The next prime is 4000242277. The reversal of 4000242242 is 2422420004.

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., 3933672961 + 66569281 = 62719^2 + 8159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000060559 + ... + 1000060562.

Almost surely, 2^4000242242 is an apocalyptic number.

4000242242 is a deficient number, since it is larger than the sum of its proper divisors (2000121124).

4000242242 is a wasteful number, since it uses less digits than its factorization.

4000242242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000121123.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4000242242 is about 63247.4682655361. The cubic root of 4000242242 is about 1587.4330959218.

Adding to 4000242242 its reverse (2422420004), we get a palindrome (6422662246).

The spelling of 4000242242 in words is "four billion, two hundred forty-two thousand, two hundred forty-two".