43420086 has 24 divisors (see below), whose sum is σ = 94479840. Its totient is φ = 14411376.

The previous prime is 43420079. The next prime is 43420109. The reversal of 43420086 is 68002434.

43420086 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 11 ways as a sum of consecutive naturals, for example, 745 + ... + 9348.

It is an arithmetic number, because the mean of its divisors is an integer number (3936660).

Almost surely, 2^43420086 is an apocalyptic number.

43420086 is an abundant number, since it is smaller than the sum of its proper divisors (51059754).

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

43420086 is a wasteful number, since it uses less digits than its factorization.

43420086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10340 (or 10337 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 43420086 is about 6589.3919294575. The cubic root of 43420086 is about 351.4769856248.

The spelling of 43420086 in words is "forty-three million, four hundred twenty thousand, eighty-six".