20446022 has 8 divisors (see below), whose sum is σ = 31247856. Its totient is φ = 10030072.

The previous prime is 20446009. The next prime is 20446031. The reversal of 20446022 is 22064402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20445985 and 20446003.

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, 96338 + ... + 96549.

It is an arithmetic number, because the mean of its divisors is an integer number (3905982).

Almost surely, 2^20446022 is an apocalyptic number.

20446022 is a deficient number, since it is larger than the sum of its proper divisors (10801834).

20446022 is a wasteful number, since it uses less digits than its factorization.

20446022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192942.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 20446022 is about 4521.7277671262. The cubic root of 20446022 is about 273.4447615617. Note that the first 3 decimals are identical.

The spelling of 20446022 in words is "twenty million, four hundred forty-six thousand, twenty-two".