2243994170 has 16 divisors (see below), whose sum is σ = 4406388768. Its totient is φ = 815997840.

The previous prime is 2243994157. The next prime is 2243994187. The reversal of 2243994170 is 714993422.

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, 10199864 + ... + 10200083.

It is an arithmetic number, because the mean of its divisors is an integer number (275399298).

Almost surely, 2^2243994170 is an apocalyptic number.

2243994170 is a deficient number, since it is larger than the sum of its proper divisors (2162394598).

2243994170 is a wasteful number, since it uses less digits than its factorization.

2243994170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20399965.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 2243994170 is about 47370.8155935698. The cubic root of 2243994170 is about 1309.2037524707.

The spelling of 2243994170 in words is "two billion, two hundred forty-three million, nine hundred ninety-four thousand, one hundred seventy".