219009922 has 16 divisors (see below), whose sum is σ = 353849760. Its totient is φ = 101328192.

The previous prime is 219009913. The next prime is 219009977. The reversal of 219009922 is 229900912.

219009922 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 65383 + ... + 68650.

It is an arithmetic number, because the mean of its divisors is an integer number (22115610).

Almost surely, 2^219009922 is an apocalyptic number.

219009922 is a deficient number, since it is larger than the sum of its proper divisors (134839838).

219009922 is a wasteful number, since it uses less digits than its factorization.

219009922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134097.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 219009922 is about 14798.9838164652. The cubic root of 219009922 is about 602.7741188219.

The spelling of 219009922 in words is "two hundred nineteen million, nine thousand, nine hundred twenty-two".