43868494 has 8 divisors (see below), whose sum is σ = 66305448. Its totient is φ = 21766680.

The previous prime is 43868491. The next prime is 43868501. The reversal of 43868494 is 49486834.

It is a happy number.

43868494 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (43868491) 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, 83457 + ... + 83980.

It is an arithmetic number, because the mean of its divisors is an integer number (8288181).

Almost surely, 2^43868494 is an apocalyptic number.

43868494 is a deficient number, since it is larger than the sum of its proper divisors (22436954).

43868494 is a wasteful number, since it uses less digits than its factorization.

43868494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167570.

The product of its digits is 663552, while the sum is 46.

The square root of 43868494 is about 6623.3295252463. The cubic root of 43868494 is about 352.6827689249.

It can be divided in two parts, 4386 and 8494, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 43868494 in words is "forty-three million, eight hundred sixty-eight thousand, four hundred ninety-four".