43968894 has 8 divisors (see below), whose sum is σ = 87937800. Its totient is φ = 14656296.

The previous prime is 43968887. The next prime is 43968931. The reversal of 43968894 is 49886934.

It is a happy number.

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

43968894 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3664069 + ... + 3664080.

It is an arithmetic number, because the mean of its divisors is an integer number (10992225).

Almost surely, 2^43968894 is an apocalyptic number.

43968894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43968894 is a wasteful number, since it uses less digits than its factorization.

43968894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7328154.

The product of its digits is 1492992, while the sum is 51.

The square root of 43968894 is about 6630.9044631935. The cubic root of 43968894 is about 352.9516207269.

The spelling of 43968894 in words is "forty-three million, nine hundred sixty-eight thousand, eight hundred ninety-four".