2016320 has 28 divisors (see below), whose sum is σ = 4802124. Its totient is φ = 806400.

The previous prime is 2016293. The next prime is 2016323. The reversal of 2016320 is 236102.

It can be written as a sum of positive squares in 2 ways, for example, as 984064 + 1032256 = 992^2 + 1016^2 .

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 2016295 and 2016304.

It is not an unprimeable number, because it can be changed into a prime (2016323) 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, 2831 + ... + 3470.

2^2016320 is an apocalyptic number.

2016320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2016320 is an abundant number, since it is smaller than the sum of its proper divisors (2785804).

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

2016320 is an equidigital number, since it uses as much as digits as its factorization.

2016320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6318 (or 6308 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2016320 is about 1419.9718307065. The cubic root of 2016320 is about 126.3338755779. Note that the first 3 decimals are identical.

The spelling of 2016320 in words is "two million, sixteen thousand, three hundred twenty".