47340473 has 2 divisors, whose sum is σ = 47340474. Its totient is φ = 47340472.

The previous prime is 47340451. The next prime is 47340493. The reversal of 47340473 is 37404374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28217344 + 19123129 = 5312^2 + 4373^2 .

It is a cyclic number.

It is not a de Polignac number, because 47340473 - 2⁸ = 47340217 is a prime.

It is a super-2 number, since 2×47340473² = 4482240767727458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47340413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23670236 + 23670237.

It is an arithmetic number, because the mean of its divisors is an integer number (23670237).

Almost surely, 2^47340473 is an apocalyptic number.

It is an amenable number.

47340473 is a deficient number, since it is larger than the sum of its proper divisors (1).

47340473 is an equidigital number, since it uses as much as digits as its factorization.

47340473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 47340473 is about 6880.4413375887. The cubic root of 47340473 is about 361.7519362137.

The spelling of 47340473 in words is "forty-seven million, three hundred forty thousand, four hundred seventy-three".