4040042422 has 8 divisors (see below), whose sum is σ = 6526222416. Its totient is φ = 1864634952.

The previous prime is 4040042411. The next prime is 4040042423. The reversal of 4040042422 is 2242400404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4040042393 and 4040042402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040042423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77693098 + ... + 77693149.

It is an arithmetic number, because the mean of its divisors is an integer number (815777802).

Almost surely, 2^4040042422 is an apocalyptic number.

4040042422 is a deficient number, since it is larger than the sum of its proper divisors (2486179994).

4040042422 is a wasteful number, since it uses less digits than its factorization.

4040042422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155386262.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4040042422 is about 63561.3280383599. The cubic root of 4040042422 is about 1592.6804229631.

Adding to 4040042422 its reverse (2242400404), we get a palindrome (6282442826).

The spelling of 4040042422 in words is "four billion, forty million, forty-two thousand, four hundred twenty-two".