43043996 has 12 divisors (see below), whose sum is σ = 77757120. Its totient is φ = 20827680.

The previous prime is 43043993. The next prime is 43044011. The reversal of 43043996 is 69934034.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43043993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173441 + ... + 173688.

It is an arithmetic number, because the mean of its divisors is an integer number (6479760).

Almost surely, 2^43043996 is an apocalyptic number.

It is an amenable number.

43043996 is a deficient number, since it is larger than the sum of its proper divisors (34713124).

43043996 is a wasteful number, since it uses less digits than its factorization.

43043996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347164 (or 347162 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 43043996 is about 6560.7923301992. The cubic root of 43043996 is about 350.4592501955.

Adding to 43043996 its sum of digits (38), we get a palindrome (43044034).

The spelling of 43043996 in words is "forty-three million, forty-three thousand, nine hundred ninety-six".