16533960 has 64 divisors (see below), whose sum is σ = 49913280. Its totient is φ = 4381440.

The previous prime is 16533949. The next prime is 16533977. The reversal of 16533960 is 6933561.

16533960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24994 + ... + 25646.

It is an arithmetic number, because the mean of its divisors is an integer number (779895).

Almost surely, 2^16533960 is an apocalyptic number.

16533960 is a gapful number since it is divisible by the number (10) 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 16533960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24956640).

16533960 is an abundant number, since it is smaller than the sum of its proper divisors (33379320).

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

16533960 is a wasteful number, since it uses less digits than its factorization.

16533960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 16533960 is about 4066.1972406660. The cubic root of 16533960 is about 254.7567075901.

The spelling of 16533960 in words is "sixteen million, five hundred thirty-three thousand, nine hundred sixty".