4709687405 has 18 divisors (see below), whose sum is σ = 5783287146. Its totient is φ = 3681937888.

The previous prime is 4709687401. The next prime is 4709687417. The reversal of 4709687405 is 5047869074.

4709687405 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 7431076 + 4702256329 = 2726^2 + 68573^2 .

It is not a de Polignac number, because 4709687405 - 2² = 4709687401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4709687401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7212059 + ... + 7212711.

Almost surely, 2^4709687405 is an apocalyptic number.

It is an amenable number.

4709687405 is a deficient number, since it is larger than the sum of its proper divisors (1073599741).

4709687405 is an frugal number, since it uses more digits than its factorization.

4709687405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 50.

The square root of 4709687405 is about 68627.1622974460. The cubic root of 4709687405 is about 1676.2187497499.

The spelling of 4709687405 in words is "four billion, seven hundred nine million, six hundred eighty-seven thousand, four hundred five".