16745328 has 60 divisors (see below), whose sum is σ = 47360560. Its totient is φ = 5522688.

The previous prime is 16745303. The next prime is 16745347. The reversal of 16745328 is 82354761.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 16745292 and 16745301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14268 + ... + 15396.

Almost surely, 2^16745328 is an apocalyptic number.

16745328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16745328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23680280).

16745328 is an abundant number, since it is smaller than the sum of its proper divisors (30615232).

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

16745328 is a wasteful number, since it uses less digits than its factorization.

16745328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246 (or 1237 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 16745328 is about 4092.1055704857. The cubic root of 16745328 is about 255.8377063790.

The spelling of 16745328 in words is "sixteen million, seven hundred forty-five thousand, three hundred twenty-eight".