22020386 has 16 divisors (see below), whose sum is σ = 34128864. Its totient is φ = 10649184.

The previous prime is 22020379. The next prime is 22020391. The reversal of 22020386 is 68302022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8006 + ... + 10398.

It is an arithmetic number, because the mean of its divisors is an integer number (2133054).

Almost surely, 2^22020386 is an apocalyptic number.

22020386 is a deficient number, since it is larger than the sum of its proper divisors (12108478).

22020386 is a wasteful number, since it uses less digits than its factorization.

22020386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22020386 is about 4692.5884115273. The cubic root of 22020386 is about 280.2904553973.

The spelling of 22020386 in words is "twenty-two million, twenty thousand, three hundred eighty-six".