2243060644 has 24 divisors (see below), whose sum is σ = 4287927168. Its totient is φ = 1018211040.

The previous prime is 2243060623. The next prime is 2243060663. The reversal of 2243060644 is 4460603422.

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, 364 + ... + 66979.

It is an arithmetic number, because the mean of its divisors is an integer number (178663632).

Almost surely, 2^2243060644 is an apocalyptic number.

It is an amenable number.

2243060644 is a deficient number, since it is larger than the sum of its proper divisors (2044866524).

2243060644 is a wasteful number, since it uses less digits than its factorization.

2243060644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68115 (or 68113 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 2243060644 is about 47360.9611811247. The cubic root of 2243060644 is about 1309.0221796192.

The spelling of 2243060644 in words is "two billion, two hundred forty-three million, sixty thousand, six hundred forty-four".