3640750717 has 2 divisors, whose sum is σ = 3640750718. Its totient is φ = 3640750716.

The previous prime is 3640750697. The next prime is 3640750739. The reversal of 3640750717 is 7170570463.

3640750717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3234083161 + 406667556 = 56869^2 + 20166^2 .

It is a cyclic number.

It is not a de Polignac number, because 3640750717 - 2²⁷ = 3506532989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3640750717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3640750777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820375358 + 1820375359.

It is an arithmetic number, because the mean of its divisors is an integer number (1820375359).

Almost surely, 2^3640750717 is an apocalyptic number.

It is an amenable number.

3640750717 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640750717 is an equidigital number, since it uses as much as digits as its factorization.

3640750717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 3640750717 is about 60338.6337018000. The cubic root of 3640750717 is about 1538.3800806389.

The spelling of 3640750717 in words is "three billion, six hundred forty million, seven hundred fifty thousand, seven hundred seventeen".