2016840738 has 32 divisors (see below), whose sum is σ = 4453408512. Its totient is φ = 603798800.

The previous prime is 2016840737. The next prime is 2016840779. The reversal of 2016840738 is 8370486102.

It is a junction number, because it is equal to n+sod(n) for n = 2016840696 and 2016840705.

It is not an unprimeable number, because it can be changed into a prime (2016840737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178608 + ... + 189563.

It is an arithmetic number, because the mean of its divisors is an integer number (139169016).

Almost surely, 2^2016840738 is an apocalyptic number.

2016840738 is an abundant number, since it is smaller than the sum of its proper divisors (2436567774).

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

2016840738 is a wasteful number, since it uses less digits than its factorization.

2016840738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368270.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 2016840738 is about 44909.2500271381. The cubic root of 2016840738 is about 1263.4475037079.

It can be divided in two parts, 20168 and 40738, that added together give a palindrome (60906).

The spelling of 2016840738 in words is "two billion, sixteen million, eight hundred forty thousand, seven hundred thirty-eight".