4459973605 has 4 divisors (see below), whose sum is σ = 5351968332. Its totient is φ = 3567978880.

The previous prime is 4459973593. The next prime is 4459973663. The reversal of 4459973605 is 5063799544.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 665536804 + 3794436801 = 25798^2 + 61599^2 .

It is not a de Polignac number, because 4459973605 - 2¹¹ = 4459971557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445997356 + ... + 445997365.

It is an arithmetic number, because the mean of its divisors is an integer number (1337992083).

Almost surely, 2^4459973605 is an apocalyptic number.

It is an amenable number.

4459973605 is a deficient number, since it is larger than the sum of its proper divisors (891994727).

4459973605 is an equidigital number, since it uses as much as digits as its factorization.

4459973605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891994726.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The square root of 4459973605 is about 66783.0338109912. The cubic root of 4459973605 is about 1646.0540670985.

The spelling of 4459973605 in words is "four billion, four hundred fifty-nine million, nine hundred seventy-three thousand, six hundred five".