44668686 has 8 divisors (see below), whose sum is σ = 89337384. Its totient is φ = 14889560.

The previous prime is 44668681. The next prime is 44668693. The reversal of 44668686 is 68686644.

44668686 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.

44668686 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44668681) 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 in 3 ways as a sum of consecutive naturals, for example, 3722385 + ... + 3722396.

It is an arithmetic number, because the mean of its divisors is an integer number (11167173).

Almost surely, 2^44668686 is an apocalyptic number.

44668686 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

44668686 is a wasteful number, since it uses less digits than its factorization.

44668686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7444786.

The product of its digits is 1327104, while the sum is 48.

The square root of 44668686 is about 6683.4636230027. The cubic root of 44668686 is about 354.8142544797.

It can be divided in two parts, 44668 and 686, that added together give a palindrome (45354).

The spelling of 44668686 in words is "forty-four million, six hundred sixty-eight thousand, six hundred eighty-six".