16589044 has 24 divisors (see below), whose sum is σ = 30411360. Its totient is φ = 7907424.

The previous prime is 16589009. The next prime is 16589047. The reversal of 16589044 is 44098561.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16588994 and 16589012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16589047) 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 7 ways as a sum of consecutive naturals, for example, 8767 + ... + 10489.

It is an arithmetic number, because the mean of its divisors is an integer number (1267140).

Almost surely, 2^16589044 is an apocalyptic number.

It is an amenable number.

16589044 is a deficient number, since it is larger than the sum of its proper divisors (13822316).

16589044 is a wasteful number, since it uses less digits than its factorization.

16589044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839 (or 1837 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 16589044 is about 4072.9650133533. The cubic root of 16589044 is about 255.0393070254.

The spelling of 16589044 in words is "sixteen million, five hundred eighty-nine thousand, forty-four".