4004240402242 has 4 divisors (see below), whose sum is σ = 6006360603366. Its totient is φ = 2002120201120.

The previous prime is 4004240402237. The next prime is 4004240402243. The reversal of 4004240402242 is 2422040424004.

4004240402242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2008798817041 + 1995441585201 = 1417321^2 + 1412601^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4004240402242.

It is not an unprimeable number, because it can be changed into a prime (4004240402243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001060100559 + ... + 1001060100562.

Almost surely, 2^{4004240402242} is an apocalyptic number.

4004240402242 is a deficient number, since it is larger than the sum of its proper divisors (2002120201124).

4004240402242 is a wasteful number, since it uses less digits than its factorization.

4004240402242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002120201123.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4004240402242 its reverse (2422040424004), we get a palindrome (6426280826246).

The spelling of 4004240402242 in words is "four trillion, four billion, two hundred forty million, four hundred two thousand, two hundred forty-two".