43942196 has 6 divisors (see below), whose sum is σ = 76898850. Its totient is φ = 21971096.

The previous prime is 43942187. The next prime is 43942243. The reversal of 43942196 is 69124934.

It can be written as a sum of positive squares in only one way, i.e., 26419600 + 17522596 = 5140^2 + 4186^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5492771 + ... + 5492778.

It is an arithmetic number, because the mean of its divisors is an integer number (12816475).

Almost surely, 2^43942196 is an apocalyptic number.

It is an amenable number.

43942196 is a deficient number, since it is larger than the sum of its proper divisors (32956654).

43942196 is a wasteful number, since it uses less digits than its factorization.

43942196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10985553 (or 10985551 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 43942196 is about 6628.8910083060. The cubic root of 43942196 is about 352.8801686206.

The spelling of 43942196 in words is "forty-three million, nine hundred forty-two thousand, one hundred ninety-six".