2173372093 has 4 divisors (see below), whose sum is σ = 2173672768. Its totient is φ = 2173071420.

The previous prime is 2173372043. The next prime is 2173372151. The reversal of 2173372093 is 3902733712.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2173372093 - 2⁹ = 2173371581 is a prime.

It is a super-4 number, since 4×2173372093⁴ (a number of 38 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173372013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139221 + ... + 154042.

It is an arithmetic number, because the mean of its divisors is an integer number (543418192).

Almost surely, 2^2173372093 is an apocalyptic number.

It is an amenable number.

2173372093 is a deficient number, since it is larger than the sum of its proper divisors (300675).

2173372093 is an equidigital number, since it uses as much as digits as its factorization.

2173372093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300674.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 2173372093 is about 46619.4390034887. The cubic root of 2173372093 is about 1295.3228560515.

The spelling of 2173372093 in words is "two billion, one hundred seventy-three million, three hundred seventy-two thousand, ninety-three".