47591723 has 2 divisors, whose sum is σ = 47591724. Its totient is φ = 47591722.

The previous prime is 47591717. The next prime is 47591737. The reversal of 47591723 is 32719574.

47591723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47591723 - 2⁴ = 47591707 is a prime.

It is not a weakly prime, because it can be changed into another prime (47591783) 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, 23795861 + 23795862.

It is an arithmetic number, because the mean of its divisors is an integer number (23795862).

Almost surely, 2^47591723 is an apocalyptic number.

47591723 is a deficient number, since it is larger than the sum of its proper divisors (1).

47591723 is an equidigital number, since it uses as much as digits as its factorization.

47591723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 38.

The square root of 47591723 is about 6898.6754525778. The cubic root of 47591723 is about 362.3907824757.

The spelling of 47591723 in words is "forty-seven million, five hundred ninety-one thousand, seven hundred twenty-three".