16703872 has 32 divisors (see below), whose sum is σ = 34186320. Its totient is φ = 8123904.

The previous prime is 16703867. The next prime is 16703879. The reversal of 16703872 is 27830761.

16703872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16703879) 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, 2973 + ... + 6499.

Almost surely, 2^16703872 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 16703872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17093160).

16703872 is an abundant number, since it is smaller than the sum of its proper divisors (17482448).

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

16703872 is an equidigital number, since it uses as much as digits as its factorization.

16703872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3578 (or 3566 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 16703872 is about 4087.0370685865. The cubic root of 16703872 is about 255.6264081916.

The spelling of 16703872 in words is "sixteen million, seven hundred three thousand, eight hundred seventy-two".