4638494327 has 2 divisors, whose sum is σ = 4638494328. Its totient is φ = 4638494326.

The previous prime is 4638494317. The next prime is 4638494363. The reversal of 4638494327 is 7234948364.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4638494327 - 2²⁰ = 4637445751 is a prime.

It is a super-2 number, since 2×4638494327² = 43031259243222365858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4638494317) 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 as a sum of consecutive naturals, namely, 2319247163 + 2319247164.

It is an arithmetic number, because the mean of its divisors is an integer number (2319247164).

Almost surely, 2^4638494327 is an apocalyptic number.

4638494327 is a deficient number, since it is larger than the sum of its proper divisors (1).

4638494327 is an equidigital number, since it uses as much as digits as its factorization.

4638494327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 50.

The square root of 4638494327 is about 68106.4925465994. The cubic root of 4638494327 is about 1667.7297521165.

The spelling of 4638494327 in words is "four billion, six hundred thirty-eight million, four hundred ninety-four thousand, three hundred twenty-seven".