44018666 has 12 divisors (see below), whose sum is σ = 67682886. Its totient is φ = 21470880.

The previous prime is 44018633. The next prime is 44018677. The reversal of 44018666 is 66681044.

It can be written as a sum of positive squares in 3 ways, for example, as 24790441 + 19228225 = 4979^2 + 4385^2 .

It is a Curzon 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 5 ways as a sum of consecutive naturals, for example, 3185 + ... + 9908.

Almost surely, 2^44018666 is an apocalyptic number.

44018666 is a deficient number, since it is larger than the sum of its proper divisors (23664220).

44018666 is a wasteful number, since it uses less digits than its factorization.

44018666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177 (or 13136 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 44018666 is about 6634.6564342097. The cubic root of 44018666 is about 353.0847488097.

The spelling of 44018666 in words is "forty-four million, eighteen thousand, six hundred sixty-six".