4872222785 has 4 divisors (see below), whose sum is σ = 5846667348. Its totient is φ = 3897778224.

The previous prime is 4872222739. The next prime is 4872222799. The reversal of 4872222785 is 5872222784.

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 991431169 + 3880791616 = 31487^2 + 62296^2 .

It is a cyclic number.

It is not a de Polignac number, because 4872222785 - 2⁸ = 4872222529 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487222274 + ... + 487222283.

It is an arithmetic number, because the mean of its divisors is an integer number (1461666837).

Almost surely, 2^4872222785 is an apocalyptic number.

It is an amenable number.

4872222785 is a deficient number, since it is larger than the sum of its proper divisors (974444563).

4872222785 is an equidigital number, since it uses as much as digits as its factorization.

4872222785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974444562.

The product of its digits is 1003520, while the sum is 47.

The square root of 4872222785 is about 69801.3093358570. The cubic root of 4872222785 is about 1695.2836732230.

Subtracting 4872222785 from its reverse (5872222784), we obtain a palindrome (999999999).

The spelling of 4872222785 in words is "four billion, eight hundred seventy-two million, two hundred twenty-two thousand, seven hundred eighty-five".