20883622 has 8 divisors (see below), whose sum is σ = 32974200. Its totient is φ = 9892224.

The previous prime is 20883619. The next prime is 20883631. The reversal of 20883622 is 22638802.

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

It is a super-2 number, since 2×20883622² = 872251335677768, which contains 22 as substring.

It is a congruent number.

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, 274747 + ... + 274822.

It is an arithmetic number, because the mean of its divisors is an integer number (4121775).

Almost surely, 2^20883622 is an apocalyptic number.

20883622 is a deficient number, since it is larger than the sum of its proper divisors (12090578).

20883622 is a wasteful number, since it uses less digits than its factorization.

20883622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549590.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 20883622 is about 4569.8601729156. The cubic root of 20883622 is about 275.3818255294.

The spelling of 20883622 in words is "twenty million, eight hundred eighty-three thousand, six hundred twenty-two".