2243679912 has 40 divisors (see below), whose sum is σ = 6284383050. Its totient is φ = 747893088.

The previous prime is 2243679887. The next prime is 2243679913. The reversal of 2243679912 is 2199763422.

It can be written as a sum of positive squares in only one way, i.e., 1521468036 + 722211876 = 39006^2 + 26874^2 .

It is not an unprimeable number, because it can be changed into a prime (2243679913) 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 9 ways as a sum of consecutive naturals, for example, 1730587 + ... + 1731882.

Almost surely, 2^2243679912 is an apocalyptic number.

It is an amenable number.

2243679912 is an abundant number, since it is smaller than the sum of its proper divisors (4040703138).

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

2243679912 is a wasteful number, since it uses less digits than its factorization.

2243679912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462487 (or 3462474 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 2243679912 is about 47367.4984773315. The cubic root of 2243679912 is about 1309.1426342251.

The spelling of 2243679912 in words is "two billion, two hundred forty-three million, six hundred seventy-nine thousand, nine hundred twelve".