2016531306 has 12 divisors (see below), whose sum is σ = 4369151202. Its totient is φ = 672177096.

The previous prime is 2016531299. The next prime is 2016531329. The reversal of 2016531306 is 6031356102.

2016531306 is a `hidden beast` number, since 2 + 0 + 1 + 653 + 1 + 3 + 0 + 6 = 666.

2016531306 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1763244081 + 253287225 = 41991^2 + 15915^2 .

It is a super-3 number, since 3×2016531306³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2016531306.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56014741 + ... + 56014776.

Almost surely, 2^2016531306 is an apocalyptic number.

2016531306 is an abundant number, since it is smaller than the sum of its proper divisors (2352619896).

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

2016531306 is a wasteful number, since it uses less digits than its factorization.

2016531306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112029525 (or 112029522 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 2016531306 is about 44905.8048140772. The cubic root of 2016531306 is about 1263.3828859659.

Adding to 2016531306 its reverse (6031356102), we get a palindrome (8047887408).

The spelling of 2016531306 in words is "two billion, sixteen million, five hundred thirty-one thousand, three hundred six".