4013043242 has 24 divisors (see below), whose sum is σ = 6526843596. Its totient is φ = 1849725696.

The previous prime is 4013043193. The next prime is 4013043259. The reversal of 4013043242 is 2423403104.

It can be written as a sum of positive squares in 6 ways, for example, as 1463904121 + 2549139121 = 38261^2 + 50489^2 .

It is a super-2 number, since 2×4013043242² = 32209032124323741128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261938 + ... + 276834.

Almost surely, 2^4013043242 is an apocalyptic number.

4013043242 is a deficient number, since it is larger than the sum of its proper divisors (2513800354).

4013043242 is a wasteful number, since it uses less digits than its factorization.

4013043242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722 (or 15709 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4013043242 is about 63348.5851617856. The cubic root of 4013043242 is about 1589.1245846250.

Adding to 4013043242 its reverse (2423403104), we get a palindrome (6436446346).

The spelling of 4013043242 in words is "four billion, thirteen million, forty-three thousand, two hundred forty-two".