48647917 has 2 divisors, whose sum is σ = 48647918. Its totient is φ = 48647916.

The previous prime is 48647909. The next prime is 48647953. The reversal of 48647917 is 71974684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46498761 + 2149156 = 6819^2 + 1466^2 .

It is a cyclic number.

It is not a de Polignac number, because 48647917 - 2³ = 48647909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48647957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24323958 + 24323959.

It is an arithmetic number, because the mean of its divisors is an integer number (24323959).

Almost surely, 2^48647917 is an apocalyptic number.

It is an amenable number.

48647917 is a deficient number, since it is larger than the sum of its proper divisors (1).

48647917 is an equidigital number, since it uses as much as digits as its factorization.

48647917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 48647917 is about 6974.8058754348. The cubic root of 48647917 is about 365.0520148553.

The spelling of 48647917 in words is "forty-eight million, six hundred forty-seven thousand, nine hundred seventeen".