47936717 has 2 divisors, whose sum is σ = 47936718. Its totient is φ = 47936716.

The previous prime is 47936683. The next prime is 47936723. The reversal of 47936717 is 71763974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45778756 + 2157961 = 6766^2 + 1469^2 .

It is a cyclic number.

It is not a de Polignac number, because 47936717 - 2⁸ = 47936461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47936017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23968358 + 23968359.

It is an arithmetic number, because the mean of its divisors is an integer number (23968359).

Almost surely, 2^47936717 is an apocalyptic number.

It is an amenable number.

47936717 is a deficient number, since it is larger than the sum of its proper divisors (1).

47936717 is an equidigital number, since it uses as much as digits as its factorization.

47936717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 222264, while the sum is 44.

The square root of 47936717 is about 6923.6346668495. The cubic root of 47936717 is about 363.2643360458.

The spelling of 47936717 in words is "forty-seven million, nine hundred thirty-six thousand, seven hundred seventeen".