4938573209 has 4 divisors (see below), whose sum is σ = 4939706916. Its totient is φ = 4937439504.

The previous prime is 4938573193. The next prime is 4938573217. The reversal of 4938573209 is 9023758394.

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 3687889984 + 1250683225 = 60728^2 + 35365^2 .

It is a cyclic number.

It is not a de Polignac number, because 4938573209 - 2⁴ = 4938573193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4938573259) 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, 560294 + ... + 569039.

It is an arithmetic number, because the mean of its divisors is an integer number (1234926729).

Almost surely, 2^4938573209 is an apocalyptic number.

It is an amenable number.

4938573209 is a deficient number, since it is larger than the sum of its proper divisors (1133707).

4938573209 is a wasteful number, since it uses less digits than its factorization.

4938573209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133706.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The square root of 4938573209 is about 70274.9828103857. The cubic root of 4938573209 is about 1702.9445173633.

The spelling of 4938573209 in words is "four billion, nine hundred thirty-eight million, five hundred seventy-three thousand, two hundred nine".