2005516 has 12 divisors (see below), whose sum is σ = 3530520. Its totient is φ = 996800.

The previous prime is 2005499. The next prime is 2005519. The reversal of 2005516 is 6155002.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2005493 and 2005502.

It is not an unprimeable number, because it can be changed into a prime (2005519) 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, 685 + ... + 2116.

It is an arithmetic number, because the mean of its divisors is an integer number (294210).

2^2005516 is an apocalyptic number.

It is an amenable number.

2005516 is a deficient number, since it is larger than the sum of its proper divisors (1525004).

2005516 is a wasteful number, since it uses less digits than its factorization.

2005516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984 (or 2982 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2005516 is about 1416.1624200635. The cubic root of 2005516 is about 126.1078274090.

The spelling of 2005516 in words is "two million, five thousand, five hundred sixteen".