44664 has 16 divisors (see below), whose sum is σ = 111720. Its totient is φ = 14880.

The previous prime is 44657. The next prime is 44683. The reversal of 44664 is 46644.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1861 = 44664 / (4 + 4 + 6 + 6 + 4).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907 + ... + 954.

2⁴⁴⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

44664 is an abundant number, since it is smaller than the sum of its proper divisors (67056).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55860).

44664 is a wasteful number, since it uses less digits than its factorization.

44664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870 (or 1866 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 44664 is about 211.3385908915. The cubic root of 44664 is about 35.4801846699.

The spelling of 44664 in words is "forty-four thousand, six hundred sixty-four".