2243662444 has 6 divisors (see below), whose sum is σ = 3926409284. Its totient is φ = 1121831220.

The previous prime is 2243662439. The next prime is 2243662469. The reversal of 2243662444 is 4442663422.

2243662444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280457802 + ... + 280457809.

Almost surely, 2^2243662444 is an apocalyptic number.

It is an amenable number.

2243662444 is a deficient number, since it is larger than the sum of its proper divisors (1682746840).

2243662444 is a wasteful number, since it uses less digits than its factorization.

2243662444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560915615 (or 560915613 counting only the distinct ones).

The product of its digits is 221184, while the sum is 37.

The square root of 2243662444 is about 47367.3140889369. The cubic root of 2243662444 is about 1309.1392368060.

The spelling of 2243662444 in words is "two billion, two hundred forty-three million, six hundred sixty-two thousand, four hundred forty-four".