2061516 has 12 divisors (see below), whose sum is σ = 4810232. Its totient is φ = 687168.

The previous prime is 2061503. The next prime is 2061533. The reversal of 2061516 is 6151602.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2061492 and 2061501.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 85885 + ... + 85908.

2^2061516 is an apocalyptic number.

It is an amenable number.

2061516 is an abundant number, since it is smaller than the sum of its proper divisors (2748716).

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

2061516 is a wasteful number, since it uses less digits than its factorization.

2061516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171800 (or 171798 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2061516 is about 1435.7980359368. The cubic root of 2061516 is about 127.2708378817.

The spelling of 2061516 in words is "two million, sixty-one thousand, five hundred sixteen".