44439994 has 8 divisors (see below), whose sum is σ = 67069440. Its totient is φ = 22083516.

The previous prime is 44439973. The next prime is 44440003. The reversal of 44439994 is 49993444.

44439994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67834 + ... + 68485.

It is an arithmetic number, because the mean of its divisors is an integer number (8383680).

Almost surely, 2^44439994 is an apocalyptic number.

44439994 is a deficient number, since it is larger than the sum of its proper divisors (22629446).

44439994 is a wasteful number, since it uses less digits than its factorization.

44439994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136484.

The product of its digits is 559872, while the sum is 46.

The square root of 44439994 is about 6666.3328749771. The cubic root of 44439994 is about 354.2076994089.

The spelling of 44439994 in words is "forty-four million, four hundred thirty-nine thousand, nine hundred ninety-four".