16316560 has 80 divisors (see below), whose sum is σ = 42341040. Its totient is φ = 5806080.

The previous prime is 16316551. The next prime is 16316569. The reversal of 16316560 is 6561361.

16316560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16316551) and next prime (16316569).

It can be written as a sum of positive squares in 8 ways, for example, as 1478656 + 14837904 = 1216^2 + 3852^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16316569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29890 + ... + 30430.

It is an arithmetic number, because the mean of its divisors is an integer number (529263).

Almost surely, 2^16316560 is an apocalyptic number.

16316560 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 16316560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21170520).

16316560 is an abundant number, since it is smaller than the sum of its proper divisors (26024480).

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

16316560 is a wasteful number, since it uses less digits than its factorization.

16316560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596 (or 590 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 16316560 is about 4039.3761894629. The cubic root of 16316560 is about 253.6352049366.

The spelling of 16316560 in words is "sixteen million, three hundred sixteen thousand, five hundred sixty".