2064644222 has 16 divisors (see below), whose sum is σ = 3141124272. Its totient is φ = 1017691200.

The previous prime is 2064644221. The next prime is 2064644251. The reversal of 2064644222 is 2224464602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064644221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25133 + ... + 68999.

It is an arithmetic number, because the mean of its divisors is an integer number (196320267).

Almost surely, 2^2064644222 is an apocalyptic number.

2064644222 is a deficient number, since it is larger than the sum of its proper divisors (1076480050).

2064644222 is a wasteful number, since it uses less digits than its factorization.

2064644222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44203.

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 2064644222 is about 45438.3562862919. The cubic root of 2064644222 is about 1273.3518053447.

The spelling of 2064644222 in words is "two billion, sixty-four million, six hundred forty-four thousand, two hundred twenty-two".