2226644664 has 16 divisors (see below), whose sum is σ = 5566611720. Its totient is φ = 742214880.

The previous prime is 2226644653. The next prime is 2226644669. The reversal of 2226644664 is 4664466222.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226644669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46388407 + ... + 46388454.

Almost surely, 2^2226644664 is an apocalyptic number.

2226644664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2226644664 is an abundant number, since it is smaller than the sum of its proper divisors (3339967056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2226644664 is a wasteful number, since it uses less digits than its factorization.

2226644664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92776870 (or 92776866 counting only the distinct ones).

The product of its digits is 663552, while the sum is 42.

The square root of 2226644664 is about 47187.3358434231. The cubic root of 2226644664 is about 1305.8209704821.

The spelling of 2226644664 in words is "two billion, two hundred twenty-six million, six hundred forty-four thousand, six hundred sixty-four".