16488944 has 20 divisors (see below), whose sum is σ = 32091696. Its totient is φ = 8207232.

The previous prime is 16488937. The next prime is 16488947. The reversal of 16488944 is 44988461.

It is a junction number, because it is equal to n+sod(n) for n = 16488895 and 16488904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16488947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1517 + ... + 5939.

Almost surely, 2^16488944 is an apocalyptic number.

It is an amenable number.

16488944 is a deficient number, since it is larger than the sum of its proper divisors (15602752).

16488944 is a wasteful number, since it uses less digits than its factorization.

16488944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664 (or 4658 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 16488944 is about 4060.6580747460. The cubic root of 16488944 is about 254.5252939506.

The spelling of 16488944 in words is "sixteen million, four hundred eighty-eight thousand, nine hundred forty-four".