3640325417 has 4 divisors (see below), whose sum is σ = 3640452180. Its totient is φ = 3640198656.

The previous prime is 3640325411. The next prime is 3640325441. The reversal of 3640325417 is 7145230463.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2843448976 + 796876441 = 53324^2 + 28229^2 .

It is a cyclic number.

It is not a de Polignac number, because 3640325417 - 2²⁰ = 3639276841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3640325411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2573 + ... + 85365.

It is an arithmetic number, because the mean of its divisors is an integer number (910113045).

Almost surely, 2^3640325417 is an apocalyptic number.

It is an amenable number.

3640325417 is a deficient number, since it is larger than the sum of its proper divisors (126763).

3640325417 is an equidigital number, since it uses as much as digits as its factorization.

3640325417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126762.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 3640325417 is about 60335.1093228478. The cubic root of 3640325417 is about 1538.3201755463.

The spelling of 3640325417 in words is "three billion, six hundred forty million, three hundred twenty-five thousand, four hundred seventeen".