47735641 has 2 divisors, whose sum is σ = 47735642. Its totient is φ = 47735640.

The previous prime is 47735621. The next prime is 47735647. The reversal of 47735641 is 14653774.

47735641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46185616 + 1550025 = 6796^2 + 1245^2 .

It is a cyclic number.

It is not a de Polignac number, because 47735641 - 2¹¹ = 47733593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47735641.

It is not a weakly prime, because it can be changed into another prime (47735647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23867820 + 23867821.

It is an arithmetic number, because the mean of its divisors is an integer number (23867821).

Almost surely, 2^47735641 is an apocalyptic number.

It is an amenable number.

47735641 is a deficient number, since it is larger than the sum of its proper divisors (1).

47735641 is an equidigital number, since it uses as much as digits as its factorization.

47735641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 47735641 is about 6909.0984216466. The cubic root of 47735641 is about 362.7557063845.

The spelling of 47735641 in words is "forty-seven million, seven hundred thirty-five thousand, six hundred forty-one".