2243331646 has 16 divisors (see below), whose sum is σ = 3458872368. Its totient is φ = 1090561600.

The previous prime is 2243331631. The next prime is 2243331677. The reversal of 2243331646 is 6461333422.

2243331646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22660 + ... + 70711.

It is an arithmetic number, because the mean of its divisors is an integer number (216179523).

Almost surely, 2^2243331646 is an apocalyptic number.

2243331646 is a deficient number, since it is larger than the sum of its proper divisors (1215540722).

2243331646 is a wasteful number, since it uses less digits than its factorization.

2243331646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93707.

The product of its digits is 62208, while the sum is 34.

The square root of 2243331646 is about 47363.8221219530. The cubic root of 2243331646 is about 1309.0748952905.

The spelling of 2243331646 in words is "two billion, two hundred forty-three million, three hundred thirty-one thousand, six hundred forty-six".