4028042843 has 4 divisors (see below), whose sum is σ = 4394228568. Its totient is φ = 3661857120.

The previous prime is 4028042819. The next prime is 4028042857. The reversal of 4028042843 is 3482408204.

It is a happy number.

4028042843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4028042843 - 2¹⁸ = 4027780699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4028042873) 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, 183092846 + ... + 183092867.

It is an arithmetic number, because the mean of its divisors is an integer number (1098557142).

Almost surely, 2^4028042843 is an apocalyptic number.

4028042843 is a deficient number, since it is larger than the sum of its proper divisors (366185725).

4028042843 is a wasteful number, since it uses less digits than its factorization.

4028042843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366185724.

The product of its (nonzero) digits is 49152, while the sum is 35.

The square root of 4028042843 is about 63466.8641339715. The cubic root of 4028042843 is about 1591.1020197970.

The spelling of 4028042843 in words is "four billion, twenty-eight million, forty-two thousand, eight hundred forty-three".