47328473 has 4 divisors (see below), whose sum is σ = 48482868. Its totient is φ = 46174080.

The previous prime is 47328467. The next prime is 47328481. The reversal of 47328473 is 37482374.

47328473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2866249 + 44462224 = 1693^2 + 6668^2 .

It is a cyclic number.

It is not a de Polignac number, because 47328473 - 2⁶ = 47328409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47328403) 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 in 3 ways as a sum of consecutive naturals, for example, 577136 + ... + 577217.

It is an arithmetic number, because the mean of its divisors is an integer number (12120717).

Almost surely, 2^47328473 is an apocalyptic number.

It is an amenable number.

47328473 is a deficient number, since it is larger than the sum of its proper divisors (1154395).

47328473 is a wasteful number, since it uses less digits than its factorization.

47328473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154394.

The product of its digits is 112896, while the sum is 38.

The square root of 47328473 is about 6879.5692452362. The cubic root of 47328473 is about 361.7213676550.

The spelling of 47328473 in words is "forty-seven million, three hundred twenty-eight thousand, four hundred seventy-three".