44865994 has 4 divisors (see below), whose sum is σ = 67298994. Its totient is φ = 22432996.

The previous prime is 44865991. The next prime is 44866001. The reversal of 44865994 is 49956844.

44865994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 43731769 + 1134225 = 6613^2 + 1065^2 .

It is not an unprimeable number, because it can be changed into a prime (44865991) by changing a digit.

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 as a sum of consecutive naturals, namely, 11216497 + ... + 11216500.

Almost surely, 2^44865994 is an apocalyptic number.

44865994 is a deficient number, since it is larger than the sum of its proper divisors (22433000).

44865994 is a wasteful number, since it uses less digits than its factorization.

44865994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22432999.

The product of its digits is 1244160, while the sum is 49.

The square root of 44865994 is about 6698.2082678878. The cubic root of 44865994 is about 355.3359089942.

The spelling of 44865994 in words is "forty-four million, eight hundred sixty-five thousand, nine hundred ninety-four".