44445866 has 8 divisors (see below), whose sum is σ = 66709920. Its totient is φ = 22209228.

The previous prime is 44445859. The next prime is 44445889. The reversal of 44445866 is 66854444.

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

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 in 3 ways as a sum of consecutive naturals, for example, 2156 + ... + 9671.

It is an arithmetic number, because the mean of its divisors is an integer number (8338740).

Almost surely, 2^44445866 is an apocalyptic number.

44445866 is a deficient number, since it is larger than the sum of its proper divisors (22264054).

44445866 is a wasteful number, since it uses less digits than its factorization.

44445866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13708.

The product of its digits is 368640, while the sum is 41.

The square root of 44445866 is about 6666.7732824808. The cubic root of 44445866 is about 354.2232995911.

The spelling of 44445866 in words is "forty-four million, four hundred forty-five thousand, eight hundred sixty-six".