47752717 has 2 divisors, whose sum is σ = 47752718. Its totient is φ = 47752716.

The previous prime is 47752703. The next prime is 47752721. The reversal of 47752717 is 71725774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29528356 + 18224361 = 5434^2 + 4269^2 .

It is a cyclic number.

It is not a de Polignac number, because 47752717 - 2¹¹ = 47750669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47752717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47752787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23876358 + 23876359.

It is an arithmetic number, because the mean of its divisors is an integer number (23876359).

Almost surely, 2^47752717 is an apocalyptic number.

It is an amenable number.

47752717 is a deficient number, since it is larger than the sum of its proper divisors (1).

47752717 is an equidigital number, since it uses as much as digits as its factorization.

47752717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96040, while the sum is 40.

The square root of 47752717 is about 6910.3340729664. The cubic root of 47752717 is about 362.7989562347.

The spelling of 47752717 in words is "forty-seven million, seven hundred fifty-two thousand, seven hundred seventeen".