22020718 has 8 divisors (see below), whose sum is σ = 33089112. Its totient is φ = 10991016.

The previous prime is 22020709. The next prime is 22020749. The reversal of 22020718 is 81702022.

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, 8205 + ... + 10552.

It is an arithmetic number, because the mean of its divisors is an integer number (4136139).

Almost surely, 2^22020718 is an apocalyptic number.

22020718 is a deficient number, since it is larger than the sum of its proper divisors (11068394).

22020718 is a wasteful number, since it uses less digits than its factorization.

22020718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19346.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 22020718 is about 4692.6237863268. The cubic root of 22020718 is about 280.2918640309.

The spelling of 22020718 in words is "twenty-two million, twenty thousand, seven hundred eighteen".