20683382 has 8 divisors (see below), whose sum is σ = 31450296. Its totient is φ = 10199952.

The previous prime is 20683379. The next prime is 20683391. The reversal of 20683382 is 28338602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 70688 + ... + 70979.

It is an arithmetic number, because the mean of its divisors is an integer number (3931287).

Almost surely, 2^20683382 is an apocalyptic number.

20683382 is a deficient number, since it is larger than the sum of its proper divisors (10766914).

20683382 is a wasteful number, since it uses less digits than its factorization.

20683382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141742.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 20683382 is about 4547.8986356338. The cubic root of 20683382 is about 274.4988426223.

The spelling of 20683382 in words is "twenty million, six hundred eighty-three thousand, three hundred eighty-two".