48638647 has 2 divisors, whose sum is σ = 48638648. Its totient is φ = 48638646.

The previous prime is 48638627. The next prime is 48638677. The reversal of 48638647 is 74683684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48638647 - 2¹⁹ = 48114359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48638597 and 48638606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48638617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24319323 + 24319324.

It is an arithmetic number, because the mean of its divisors is an integer number (24319324).

Almost surely, 2^48638647 is an apocalyptic number.

48638647 is a deficient number, since it is larger than the sum of its proper divisors (1).

48638647 is an equidigital number, since it uses as much as digits as its factorization.

48638647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 46.

The square root of 48638647 is about 6974.1413091505. The cubic root of 48638647 is about 365.0288261465.

The spelling of 48638647 in words is "forty-eight million, six hundred thirty-eight thousand, six hundred forty-seven".