44889966 has 48 divisors (see below), whose sum is σ = 106748928. Its totient is φ = 13520400.

The previous prime is 44889959. The next prime is 44889983. The reversal of 44889966 is 66998844.

It is a zygodrome in base 10.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 37225 + ... + 38411.

It is an arithmetic number, because the mean of its divisors is an integer number (2223936).

Almost surely, 2^44889966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44889966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53374464).

44889966 is an abundant number, since it is smaller than the sum of its proper divisors (61858962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44889966 is a wasteful number, since it uses less digits than its factorization.

44889966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1394 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 44889966 is about 6699.9974626861. The cubic root of 44889966 is about 355.3991833141.

The spelling of 44889966 in words is "forty-four million, eight hundred eighty-nine thousand, nine hundred sixty-six".