16044444 has 36 divisors (see below), whose sum is σ = 43677816. Its totient is φ = 4936608.

The previous prime is 16044443. The next prime is 16044463. The reversal of 16044444 is 44444061.

It is a tau number, because it is divible by the number of its divisors (36).

16044444 is a modest number, since divided by 4444 gives 1604 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16044443) 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 11 ways as a sum of consecutive naturals, for example, 16674 + ... + 17609.

Almost surely, 2^16044444 is an apocalyptic number.

It is an amenable number.

16044444 is an abundant number, since it is smaller than the sum of its proper divisors (27633372).

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

16044444 is a wasteful number, since it uses less digits than its factorization.

16044444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34306 (or 34301 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 16044444 is about 4005.5516474014. The cubic root of 16044444 is about 252.2173106600.

The spelling of 16044444 in words is "sixteen million, forty-four thousand, four hundred forty-four".