44406 has 12 divisors (see below), whose sum is σ = 96252. Its totient is φ = 14796.

The previous prime is 44389. The next prime is 44417. The reversal of 44406 is 60444.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2467 = 44406 / (4 + 4 + 4 + 0 + 6).

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

44406 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1216 + ... + 1251.

It is an arithmetic number, because the mean of its divisors is an integer number (8021).

2⁴⁴⁴⁰⁶ is an apocalyptic number.

44406 is an abundant number, since it is smaller than the sum of its proper divisors (51846).

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

44406 is a wasteful number, since it uses less digits than its factorization.

44406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44406 is about 210.7273119460. The cubic root of 44406 is about 35.4117360302.

The spelling of 44406 in words is "forty-four thousand, four hundred six".