2224556668 has 24 divisors (see below), whose sum is σ = 3987489968. Its totient is φ = 1085325696.

The previous prime is 2224556647. The next prime is 2224556669. The reversal of 2224556668 is 8666554222.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224556669) 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, 182080 + ... + 193912.

Almost surely, 2^2224556668 is an apocalyptic number.

It is an amenable number.

2224556668 is a deficient number, since it is larger than the sum of its proper divisors (1762933300).

2224556668 is a wasteful number, since it uses less digits than its factorization.

2224556668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12973 (or 12971 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 46.

The square root of 2224556668 is about 47165.2061163735. The cubic root of 2224556668 is about 1305.4126727852.

The spelling of 2224556668 in words is "two billion, two hundred twenty-four million, five hundred fifty-six thousand, six hundred sixty-eight".