4836785209 has 9 divisors (see below), whose sum is σ = 5139294511. Its totient is φ = 4551155680.

The previous prime is 4836785183. The next prime is 4836785273. The reversal of 4836785209 is 9025876384.

The square root of 4836785209 is 69547.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3765663225 + 1071121984 = 61365^2 + 32728^2 .

It is not a de Polignac number, because 4836785209 - 2⁷ = 4836785081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4836785609) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1180254 + ... + 1184344.

Almost surely, 2^4836785209 is an apocalyptic number.

4836785209 is the 69547-th square number.

4836785209 is the 34774-th centered octagonal number.

It is an amenable number.

4836785209 is a deficient number, since it is larger than the sum of its proper divisors (302509302).

4836785209 is an frugal number, since it uses more digits than its factorization.

4836785209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8216 (or 4108 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The cubic root of 4836785209 is about 1691.1635147961.

The spelling of 4836785209 in words is "four billion, eight hundred thirty-six million, seven hundred eighty-five thousand, two hundred nine".