20083516 has 12 divisors (see below), whose sum is σ = 35177688. Its totient is φ = 10032752.

The previous prime is 20083507. The next prime is 20083517. The reversal of 20083516 is 61538002.

It is a happy number.

It is a super-2 number, since 2×20083516² = 806695229844512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20083517) 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 3 ways as a sum of consecutive naturals, for example, 6870 + ... + 9346.

It is an arithmetic number, because the mean of its divisors is an integer number (2931474).

Almost surely, 2^20083516 is an apocalyptic number.

It is an amenable number.

20083516 is a deficient number, since it is larger than the sum of its proper divisors (15094172).

20083516 is a wasteful number, since it uses less digits than its factorization.

20083516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4508 (or 4506 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 20083516 is about 4481.4636002092. The cubic root of 20083516 is about 271.8190657997.

The spelling of 20083516 in words is "twenty million, eighty-three thousand, five hundred sixteen".