2173602443 has 8 divisors (see below), whose sum is σ = 2179509696. Its totient is φ = 2167704000.

The previous prime is 2173602437. The next prime is 2173602491. The reversal of 2173602443 is 3442063712.

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

It is a cyclic number.

It is not a de Polignac number, because 2173602443 - 2⁴ = 2173602427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2173602493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1123505 + ... + 1125437.

It is an arithmetic number, because the mean of its divisors is an integer number (272438712).

Almost surely, 2^2173602443 is an apocalyptic number.

2173602443 is a deficient number, since it is larger than the sum of its proper divisors (5907253).

2173602443 is a wasteful number, since it uses less digits than its factorization.

2173602443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4405.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 2173602443 is about 46621.9094739801. The cubic root of 2173602443 is about 1295.3686170573.

The spelling of 2173602443 in words is "two billion, one hundred seventy-three million, six hundred two thousand, four hundred forty-three".