43504964 has 6 divisors (see below), whose sum is σ = 76133694. Its totient is φ = 21752480.

The previous prime is 43504963. The next prime is 43504987. The reversal of 43504964 is 46940534.

43504964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34456900 + 9048064 = 5870^2 + 3008^2 .

It is not an unprimeable number, because it can be changed into a prime (43504963) 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 as a sum of consecutive naturals, namely, 5438117 + ... + 5438124.

It is an arithmetic number, because the mean of its divisors is an integer number (12688949).

Almost surely, 2^43504964 is an apocalyptic number.

It is an amenable number.

43504964 is a deficient number, since it is larger than the sum of its proper divisors (32628730).

43504964 is a wasteful number, since it uses less digits than its factorization.

43504964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10876245 (or 10876243 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 43504964 is about 6595.8292882700. The cubic root of 43504964 is about 351.7058600802.

The spelling of 43504964 in words is "forty-three million, five hundred four thousand, nine hundred sixty-four".