43007073 has 16 divisors (see below), whose sum is σ = 58980096. Its totient is φ = 27858560.

The previous prime is 43007053. The next prime is 43007101. The reversal of 43007073 is 37070034.

It is a cyclic number.

It is not a de Polignac number, because 43007073 - 2¹⁶ = 42941537 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (43007023) 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, 38440 + ... + 39542.

It is an arithmetic number, because the mean of its divisors is an integer number (3686256).

Almost surely, 2^43007073 is an apocalyptic number.

It is an amenable number.

43007073 is a deficient number, since it is larger than the sum of its proper divisors (15973023).

43007073 is a wasteful number, since it uses less digits than its factorization.

43007073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464.

The product of its (nonzero) digits is 1764, while the sum is 24.

The square root of 43007073 is about 6557.9778133202. The cubic root of 43007073 is about 350.3590139270.

The spelling of 43007073 in words is "forty-three million, seven thousand, seventy-three".