16694912 has 64 divisors (see below), whose sum is σ = 36556800. Its totient is φ = 7547904.

The previous prime is 16694911. The next prime is 16694921. The reversal of 16694912 is 21949661.

It is a tau number, because it is divible by the number of its divisors (64).

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (16694911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131393 + ... + 131519.

It is an arithmetic number, because the mean of its divisors is an integer number (571200).

Almost surely, 2^16694912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16694912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18278400).

16694912 is an abundant number, since it is smaller than the sum of its proper divisors (19861888).

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

16694912 is a wasteful number, since it uses less digits than its factorization.

16694912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 221 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 16694912 is about 4085.9407729432. The cubic root of 16694912 is about 255.5806937954.

The spelling of 16694912 in words is "sixteen million, six hundred ninety-four thousand, nine hundred twelve".