47685241 has 2 divisors, whose sum is σ = 47685242. Its totient is φ = 47685240.

The previous prime is 47685227. The next prime is 47685257. The reversal of 47685241 is 14258674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33396841 + 14288400 = 5779^2 + 3780^2 .

It is a cyclic number.

It is not a de Polignac number, because 47685241 - 2¹¹ = 47683193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47685241.

It is not a weakly prime, because it can be changed into another prime (47685271) 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, 23842620 + 23842621.

It is an arithmetic number, because the mean of its divisors is an integer number (23842621).

Almost surely, 2^47685241 is an apocalyptic number.

It is an amenable number.

47685241 is a deficient number, since it is larger than the sum of its proper divisors (1).

47685241 is an equidigital number, since it uses as much as digits as its factorization.

47685241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 37.

The square root of 47685241 is about 6905.4500939475. The cubic root of 47685241 is about 362.6279938030.

The spelling of 47685241 in words is "forty-seven million, six hundred eighty-five thousand, two hundred forty-one".