4638325217 has 4 divisors (see below), whose sum is σ = 4763685396. Its totient is φ = 4512965040.

The previous prime is 4638325207. The next prime is 4638325249. The reversal of 4638325217 is 7125238364.

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 2664211456 + 1974113761 = 51616^2 + 44431^2 .

It is a cyclic number.

It is not a de Polignac number, because 4638325217 - 2⁸ = 4638324961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4638325207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62680034 + ... + 62680107.

It is an arithmetic number, because the mean of its divisors is an integer number (1190921349).

Almost surely, 2^4638325217 is an apocalyptic number.

It is an amenable number.

4638325217 is a deficient number, since it is larger than the sum of its proper divisors (125360179).

4638325217 is a wasteful number, since it uses less digits than its factorization.

4638325217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125360178.

The product of its digits is 241920, while the sum is 41.

The square root of 4638325217 is about 68105.2510236913. The cubic root of 4638325217 is about 1667.7094845336.

The spelling of 4638325217 in words is "four billion, six hundred thirty-eight million, three hundred twenty-five thousand, two hundred seventeen".