43490752 has 28 divisors (see below), whose sum is σ = 86604856. Its totient is φ = 21669120.

The previous prime is 43490747. The next prime is 43490761. The reversal of 43490752 is 25709434.

43490752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 20158 + ... + 22210.

Almost surely, 2^43490752 is an apocalyptic number.

It is an amenable number.

43490752 is a deficient number, since it is larger than the sum of its proper divisors (43114104).

43490752 is a wasteful number, since it uses less digits than its factorization.

43490752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396 (or 2386 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 43490752 is about 6594.7518527993. The cubic root of 43490752 is about 351.6675580290.

The spelling of 43490752 in words is "forty-three million, four hundred ninety thousand, seven hundred fifty-two".