43074543 has 16 divisors (see below), whose sum is σ = 58803840. Its totient is φ = 28037664.

The previous prime is 43074533. The next prime is 43074557. The reversal of 43074543 is 34547034.

It is not a de Polignac number, because 43074543 - 2⁸ = 43074287 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 43074543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43074523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28105 + ... + 29597.

It is an arithmetic number, because the mean of its divisors is an integer number (3675240).

Almost surely, 2^43074543 is an apocalyptic number.

43074543 is a deficient number, since it is larger than the sum of its proper divisors (15729297).

43074543 is a wasteful number, since it uses less digits than its factorization.

43074543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 43074543 is about 6563.1199135777. The cubic root of 43074543 is about 350.5421339754.

The spelling of 43074543 in words is "forty-three million, seventy-four thousand, five hundred forty-three".