4042143430 has 32 divisors (see below), whose sum is σ = 7849747584. Its totient is φ = 1489777536.

The previous prime is 4042143401. The next prime is 4042143461. The reversal of 4042143430 is 343412404.

It is a junction number, because it is equal to n+sod(n) for n = 4042143395 and 4042143404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44499 + ... + 100321.

It is an arithmetic number, because the mean of its divisors is an integer number (245304612).

Almost surely, 2^4042143430 is an apocalyptic number.

4042143430 is a deficient number, since it is larger than the sum of its proper divisors (3807604154).

4042143430 is a wasteful number, since it uses less digits than its factorization.

4042143430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56400.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4042143430 is about 63577.8532981415. The cubic root of 4042143430 is about 1592.9564641580.

Adding to 4042143430 its reverse (343412404), we get a palindrome (4385555834).

The spelling of 4042143430 in words is "four billion, forty-two million, one hundred forty-three thousand, four hundred thirty".