43230773 has 4 divisors (see below), whose sum is σ = 43324608. Its totient is φ = 43136940.

The previous prime is 43230767. The next prime is 43230791. The reversal of 43230773 is 37703234.

43230773 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37703234 = 2 ⋅18851617.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43230773 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43230703) 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, 46223 + ... + 47148.

It is an arithmetic number, because the mean of its divisors is an integer number (10831152).

Almost surely, 2^43230773 is an apocalyptic number.

It is an amenable number.

43230773 is a deficient number, since it is larger than the sum of its proper divisors (93835).

43230773 is an equidigital number, since it uses as much as digits as its factorization.

43230773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93834.

The product of its (nonzero) digits is 10584, while the sum is 29.

The square root of 43230773 is about 6575.0112547432. The cubic root of 43230773 is about 350.9654243640.

The spelling of 43230773 in words is "forty-three million, two hundred thirty thousand, seven hundred seventy-three".