2243832946 has 8 divisors (see below), whose sum is σ = 3375737820. Its totient is φ = 1118587008.

The previous prime is 2243832889. The next prime is 2243832947. The reversal of 2243832946 is 6492383422.

2243832946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2128807321 + 115025625 = 46139^2 + 10725^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2243832947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1663891 + ... + 1665238.

Almost surely, 2^2243832946 is an apocalyptic number.

2243832946 is a deficient number, since it is larger than the sum of its proper divisors (1131904874).

2243832946 is a wasteful number, since it uses less digits than its factorization.

2243832946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329468.

The product of its digits is 497664, while the sum is 43.

The square root of 2243832946 is about 47369.1138401385. The cubic root of 2243832946 is about 1309.1723976476.

The spelling of 2243832946 in words is "two billion, two hundred forty-three million, eight hundred thirty-two thousand, nine hundred forty-six".