43240986 has 16 divisors (see below), whose sum is σ = 96091200. Its totient is φ = 14413644.

The previous prime is 43240973. The next prime is 43240991. The reversal of 43240986 is 68904234.

It is a happy number.

43240986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43240986.

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 7 ways as a sum of consecutive naturals, for example, 400326 + ... + 400433.

It is an arithmetic number, because the mean of its divisors is an integer number (6005700).

Almost surely, 2^43240986 is an apocalyptic number.

43240986 is an abundant number, since it is smaller than the sum of its proper divisors (52850214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43240986 is a wasteful number, since it uses less digits than its factorization.

43240986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800770 (or 800764 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 43240986 is about 6575.7878615418. The cubic root of 43240986 is about 350.9930599840.

The spelling of 43240986 in words is "forty-three million, two hundred forty thousand, nine hundred eighty-six".