16744842 has 12 divisors (see below), whose sum is σ = 36280530. Its totient is φ = 5581608.

The previous prime is 16744829. The next prime is 16744883. The reversal of 16744842 is 24844761.

It can be written as a sum of positive squares in only one way, i.e., 16475481 + 269361 = 4059^2 + 519^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16744797 and 16744806.

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 5 ways as a sum of consecutive naturals, for example, 465117 + ... + 465152.

Almost surely, 2^16744842 is an apocalyptic number.

16744842 is an abundant number, since it is smaller than the sum of its proper divisors (19535688).

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

16744842 is a wasteful number, since it uses less digits than its factorization.

16744842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930277 (or 930274 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 16744842 is about 4092.0461874226. The cubic root of 16744842 is about 255.8352312940.

The spelling of 16744842 in words is "sixteen million, seven hundred forty-four thousand, eight hundred forty-two".