4744806817 has 4 divisors (see below), whose sum is σ = 4772233620. Its totient is φ = 4717380016.

The previous prime is 4744806797. The next prime is 4744806887. The reversal of 4744806817 is 7186084474.

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 2025810081 + 2718996736 = 45009^2 + 52144^2 .

It is a cyclic number.

It is not a de Polignac number, because 4744806817 - 2¹¹ = 4744804769 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4744806887) by changing a digit.

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, 13713142 + ... + 13713487.

It is an arithmetic number, because the mean of its divisors is an integer number (1193058405).

Almost surely, 2^4744806817 is an apocalyptic number.

It is an amenable number.

4744806817 is a deficient number, since it is larger than the sum of its proper divisors (27426803).

4744806817 is a wasteful number, since it uses less digits than its factorization.

4744806817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27426802.

The product of its (nonzero) digits is 1204224, while the sum is 49.

The square root of 4744806817 is about 68882.5581479085. The cubic root of 4744806817 is about 1680.3748711126.

The spelling of 4744806817 in words is "four billion, seven hundred forty-four million, eight hundred six thousand, eight hundred seventeen".