43334473 has 18 divisors (see below), whose sum is σ = 54595854. Its totient is φ = 34280064.

The previous prime is 43334453. The next prime is 43334491. The reversal of 43334473 is 37443334.

It is a happy number.

43334473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3732624 + 39601849 = 1932^2 + 6293^2 .

It is not a de Polignac number, because 43334473 - 2⁵ = 43334441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43334413) 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 17 ways as a sum of consecutive naturals, for example, 5665 + ... + 10897.

It is an arithmetic number, because the mean of its divisors is an integer number (3033103).

Almost surely, 2^43334473 is an apocalyptic number.

It is an amenable number.

43334473 is a deficient number, since it is larger than the sum of its proper divisors (11261381).

43334473 is a wasteful number, since it uses less digits than its factorization.

43334473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5273 (or 5253 counting only the distinct ones).

The product of its digits is 36288, while the sum is 31.

The square root of 43334473 is about 6582.8924493721. The cubic root of 43334473 is about 351.2458268776.

The spelling of 43334473 in words is "forty-three million, three hundred thirty-four thousand, four hundred seventy-three".