47473313 has 2 divisors, whose sum is σ = 47473314. Its totient is φ = 47473312.

The previous prime is 47473289. The next prime is 47473339. The reversal of 47473313 is 31337474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28174864 + 19298449 = 5308^2 + 4393^2 .

It is a cyclic number.

It is not a de Polignac number, because 47473313 - 2⁶ = 47473249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47473313.

It is not a weakly prime, because it can be changed into another prime (47473373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23736656 + 23736657.

It is an arithmetic number, because the mean of its divisors is an integer number (23736657).

Almost surely, 2^47473313 is an apocalyptic number.

It is an amenable number.

47473313 is a deficient number, since it is larger than the sum of its proper divisors (1).

47473313 is an equidigital number, since it uses as much as digits as its factorization.

47473313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 32.

The square root of 47473313 is about 6890.0880255625. The cubic root of 47473313 is about 362.0899855659.

The spelling of 47473313 in words is "forty-seven million, four hundred seventy-three thousand, three hundred thirteen".