47715697 has 2 divisors, whose sum is σ = 47715698. Its totient is φ = 47715696.

The previous prime is 47715691. The next prime is 47715709. The reversal of 47715697 is 79651774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40908816 + 6806881 = 6396^2 + 2609^2 .

It is a cyclic number.

It is not a de Polignac number, because 47715697 - 2¹⁹ = 47191409 is a prime.

It is not a weakly prime, because it can be changed into another prime (47715691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23857848 + 23857849.

It is an arithmetic number, because the mean of its divisors is an integer number (23857849).

Almost surely, 2^47715697 is an apocalyptic number.

It is an amenable number.

47715697 is a deficient number, since it is larger than the sum of its proper divisors (1).

47715697 is an equidigital number, since it uses as much as digits as its factorization.

47715697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 46.

The square root of 47715697 is about 6907.6549566405. The cubic root of 47715697 is about 362.7051794445.

The spelling of 47715697 in words is "forty-seven million, seven hundred fifteen thousand, six hundred ninety-seven".