47316937 has 2 divisors, whose sum is σ = 47316938. Its totient is φ = 47316936.

The previous prime is 47316931. The next prime is 47316959. The reversal of 47316937 is 73961374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31404816 + 15912121 = 5604^2 + 3989^2 .

It is a cyclic number.

It is not a de Polignac number, because 47316937 - 2¹¹ = 47314889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47316937.

It is not a weakly prime, because it can be changed into another prime (47316931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23658468 + 23658469.

It is an arithmetic number, because the mean of its divisors is an integer number (23658469).

Almost surely, 2^47316937 is an apocalyptic number.

It is an amenable number.

47316937 is a deficient number, since it is larger than the sum of its proper divisors (1).

47316937 is an equidigital number, since it uses as much as digits as its factorization.

47316937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 47316937 is about 6878.7307695533. The cubic root of 47316937 is about 361.6919762090.

The spelling of 47316937 in words is "forty-seven million, three hundred sixteen thousand, nine hundred thirty-seven".