20002084 has 12 divisors (see below), whose sum is σ = 35046144. Its totient is φ = 9988904.

The previous prime is 20002067. The next prime is 20002097. The reversal of 20002084 is 48020002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389 + ... + 6475.

It is an arithmetic number, because the mean of its divisors is an integer number (2920512).

Almost surely, 2^20002084 is an apocalyptic number.

It is an amenable number.

20002084 is a deficient number, since it is larger than the sum of its proper divisors (15044060).

20002084 is a wasteful number, since it uses less digits than its factorization.

20002084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074 (or 6072 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 20002084 is about 4472.3689472135. The cubic root of 20002084 is about 271.4511894092.

Adding to 20002084 its reverse (48020002), we get a palindrome (68022086).

The spelling of 20002084 in words is "twenty million, two thousand, eighty-four".