4028438073 has 16 divisors (see below), whose sum is σ = 5933721600. Its totient is φ = 2410571280.

The previous prime is 4028437999. The next prime is 4028438077. The reversal of 4028438073 is 3708348204.

It is not a de Polignac number, because 4028438073 - 2¹² = 4028433977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4028438077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 770013 + ... + 775226.

It is an arithmetic number, because the mean of its divisors is an integer number (370857600).

Almost surely, 2^4028438073 is an apocalyptic number.

It is an amenable number.

4028438073 is a deficient number, since it is larger than the sum of its proper divisors (1905283527).

4028438073 is a wasteful number, since it uses less digits than its factorization.

4028438073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545332.

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 4028438073 is about 63469.9777296321. The cubic root of 4028438073 is about 1591.1540575326.

The spelling of 4028438073 in words is "four billion, twenty-eight million, four hundred thirty-eight thousand, seventy-three".