16565152 has 48 divisors (see below), whose sum is σ = 34618752. Its totient is φ = 7786240.

The previous prime is 16565137. The next prime is 16565161. The reversal of 16565152 is 25156561.

16565152 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 7 ways as a sum of consecutive naturals, for example, 52098 + ... + 52414.

It is an arithmetic number, because the mean of its divisors is an integer number (721224).

Almost surely, 2^16565152 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 16565152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17309376).

16565152 is an abundant number, since it is smaller than the sum of its proper divisors (18053600).

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

16565152 is a wasteful number, since it uses less digits than its factorization.

16565152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 413 counting only the distinct ones).

The product of its digits is 9000, while the sum is 31.

The square root of 16565152 is about 4070.0309581132. The cubic root of 16565152 is about 254.9168099774.

The spelling of 16565152 in words is "sixteen million, five hundred sixty-five thousand, one hundred fifty-two".