4042043404 has 24 divisors (see below), whose sum is σ = 8085475328. Its totient is φ = 1732006800.

The previous prime is 4042043399. The next prime is 4042043431. The reversal of 4042043404 is 4043402404.

It is a super-2 number, since 2×4042043404² = 32676229759639814432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253879 + ... + 269329.

Almost surely, 2^4042043404 is an apocalyptic number.

It is an amenable number.

4042043404 is an abundant number, since it is smaller than the sum of its proper divisors (4043431924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042043404 is a wasteful number, since it uses less digits than its factorization.

4042043404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24805 (or 24803 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 4042043404 is about 63577.0666514271. The cubic root of 4042043404 is about 1592.9433243985.

Adding to 4042043404 its reverse (4043402404), we get a palindrome (8085445808).

The spelling of 4042043404 in words is "four billion, forty-two million, forty-three thousand, four hundred four".