43886042 has 4 divisors (see below), whose sum is σ = 65829066. Its totient is φ = 21943020.

The previous prime is 43886039. The next prime is 43886057. The reversal of 43886042 is 24068834.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36372961 + 7513081 = 6031^2 + 2741^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43885993 and 43886011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10971509 + ... + 10971512.

Almost surely, 2^43886042 is an apocalyptic number.

43886042 is a deficient number, since it is larger than the sum of its proper divisors (21943024).

43886042 is a wasteful number, since it uses less digits than its factorization.

43886042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21943023.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 43886042 is about 6624.6541041778. The cubic root of 43886042 is about 352.7297886394.

The spelling of 43886042 in words is "forty-three million, eight hundred eighty-six thousand, forty-two".