43274973 has 16 divisors (see below), whose sum is σ = 66562560. Its totient is φ = 24496176.

The previous prime is 43274971. The next prime is 43274981. The reversal of 43274973 is 37947234.

43274973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43274973 - 2¹ = 43274971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43274971) 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 15 ways as a sum of consecutive naturals, for example, 7383 + ... + 11876.

It is an arithmetic number, because the mean of its divisors is an integer number (4160160).

Almost surely, 2^43274973 is an apocalyptic number.

It is an amenable number.

43274973 is a deficient number, since it is larger than the sum of its proper divisors (23287587).

43274973 is a wasteful number, since it uses less digits than its factorization.

43274973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19376.

The product of its digits is 127008, while the sum is 39.

The square root of 43274973 is about 6578.3716070164. The cubic root of 43274973 is about 351.0849949604.

The spelling of 43274973 in words is "forty-three million, two hundred seventy-four thousand, nine hundred seventy-three".