2016520 has 32 divisors (see below), whose sum is σ = 4950720. Its totient is φ = 733120.

The previous prime is 2016517. The next prime is 2016529. The reversal of 2016520 is 256102.

2016520 = T₆₀₀ + T₆₀₁ + ... + T₆₁₀.

It is a happy number.

2016520 is nontrivially palindromic in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 2016494 and 2016503.

It is not an unprimeable number, because it can be changed into a prime (2016529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (154710).

2^2016520 is an apocalyptic number.

2016520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2016520 is an abundant number, since it is smaller than the sum of its proper divisors (2934200).

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

2016520 is a wasteful number, since it uses less digits than its factorization.

2016520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4605 (or 4601 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2016520 is about 1420.0422528925. The cubic root of 2016520 is about 126.3380524843.

Subtracting from 2016520 its product of nonzero digits (120), we obtain a square (2016400 = 1420²).

The spelling of 2016520 in words is "two million, sixteen thousand, five hundred twenty".