16788648 has 16 divisors (see below), whose sum is σ = 41971680. Its totient is φ = 5596208.

The previous prime is 16788641. The next prime is 16788661. The reversal of 16788648 is 84688761.

It is a junction number, because it is equal to n+sod(n) for n = 16788597 and 16788606.

It is not an unprimeable number, because it can be changed into a prime (16788641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349740 + ... + 349787.

It is an arithmetic number, because the mean of its divisors is an integer number (2623230).

Almost surely, 2^16788648 is an apocalyptic number.

It is an amenable number.

16788648 is an abundant number, since it is smaller than the sum of its proper divisors (25183032).

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

16788648 is a wasteful number, since it uses less digits than its factorization.

16788648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699536 (or 699532 counting only the distinct ones).

The product of its digits is 516096, while the sum is 48.

The square root of 16788648 is about 4097.3952701686. The cubic root of 16788648 is about 256.0581329569.

The spelling of 16788648 in words is "sixteen million, seven hundred eighty-eight thousand, six hundred forty-eight".