2173891322 has 16 divisors (see below), whose sum is σ = 3405317760. Its totient is φ = 1038860592.

The previous prime is 2173891241. The next prime is 2173891351. The reversal of 2173891322 is 2231983712.

It is a happy number.

2173891322 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 in 7 ways as a sum of consecutive naturals, for example, 41804 + ... + 78072.

It is an arithmetic number, because the mean of its divisors is an integer number (212832360).

Almost surely, 2^2173891322 is an apocalyptic number.

2173891322 is a deficient number, since it is larger than the sum of its proper divisors (1231426438).

2173891322 is a wasteful number, since it uses less digits than its factorization.

2173891322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37597.

The product of its digits is 36288, while the sum is 38.

The square root of 2173891322 is about 46625.0074745302. The cubic root of 2173891322 is about 1295.4260007823.

The spelling of 2173891322 in words is "two billion, one hundred seventy-three million, eight hundred ninety-one thousand, three hundred twenty-two".