4000204442 has 64 divisors (see below), whose sum is σ = 6782565888. Its totient is φ = 1757376000.

The previous prime is 4000204441. The next prime is 4000204457. The reversal of 4000204442 is 2444020004.

It is not an unprimeable number, because it can be changed into a prime (4000204441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14760767 + ... + 14761037.

It is an arithmetic number, because the mean of its divisors is an integer number (105977592).

Almost surely, 2^4000204442 is an apocalyptic number.

4000204442 is a deficient number, since it is larger than the sum of its proper divisors (2782361446).

4000204442 is a wasteful number, since it uses less digits than its factorization.

4000204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615.

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

The square root of 4000204442 is about 63247.1694386397. The cubic root of 4000204442 is about 1587.4280957946.

Adding to 4000204442 its reverse (2444020004), we get a palindrome (6444224446).

The spelling of 4000204442 in words is "four billion, two hundred four thousand, four hundred forty-two".