43040198 has 8 divisors (see below), whose sum is σ = 65187408. Its totient is φ = 21311064.

The previous prime is 43040191. The next prime is 43040219. The reversal of 43040198 is 89104034.

43040198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43040198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43040191) 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 in 3 ways as a sum of consecutive naturals, for example, 104261 + ... + 104672.

It is an arithmetic number, because the mean of its divisors is an integer number (8148426).

Almost surely, 2^43040198 is an apocalyptic number.

43040198 is a deficient number, since it is larger than the sum of its proper divisors (22147210).

43040198 is a wasteful number, since it uses less digits than its factorization.

43040198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209038.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 43040198 is about 6560.5028770667. The cubic root of 43040198 is about 350.4489422664.

The spelling of 43040198 in words is "forty-three million, forty thousand, one hundred ninety-eight".