16044404 has 12 divisors (see below), whose sum is σ = 28205184. Its totient is φ = 7985784.

The previous prime is 16044397. The next prime is 16044419. The reversal of 16044404 is 40444061.

It is a self number, because there is not a number n which added to its sum of digits gives 16044404.

It is a congruent number.

It is an unprimeable number.

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, 8102 + ... + 9885.

It is an arithmetic number, because the mean of its divisors is an integer number (2350432).

Almost surely, 2^16044404 is an apocalyptic number.

It is an amenable number.

16044404 is a deficient number, since it is larger than the sum of its proper divisors (12160780).

16044404 is a wasteful number, since it uses less digits than its factorization.

16044404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18214 (or 18212 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 16044404 is about 4005.5466543282. The cubic root of 16044404 is about 252.2171010609.

Adding to 16044404 its reverse (40444061), we get a palindrome (56488465).

The spelling of 16044404 in words is "sixteen million, forty-four thousand, four hundred four".