43868478 has 8 divisors (see below), whose sum is σ = 87736968. Its totient is φ = 14622824.

The previous prime is 43868459. The next prime is 43868491. The reversal of 43868478 is 87486834.

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

43868478 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3655701 + ... + 3655712.

It is an arithmetic number, because the mean of its divisors is an integer number (10967121).

Almost surely, 2^43868478 is an apocalyptic number.

43868478 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.

43868478 is a wasteful number, since it uses less digits than its factorization.

43868478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311418.

The product of its digits is 1032192, while the sum is 48.

The square root of 43868478 is about 6623.3283173945. The cubic root of 43868478 is about 352.6827260473.

The spelling of 43868478 in words is "forty-three million, eight hundred sixty-eight thousand, four hundred seventy-eight".