2173374391 has 8 divisors (see below), whose sum is σ = 2187426384. Its totient is φ = 2159364480.

The previous prime is 2173374389. The next prime is 2173374407. The reversal of 2173374391 is 1934733712.

2173374391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2173374391 - 2¹ = 2173374389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173374361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96585 + ... + 116941.

It is an arithmetic number, because the mean of its divisors is an integer number (273428298).

Almost surely, 2^2173374391 is an apocalyptic number.

2173374391 is a deficient number, since it is larger than the sum of its proper divisors (14051993).

2173374391 is a wasteful number, since it uses less digits than its factorization.

2173374391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21041.

The product of its digits is 95256, while the sum is 40.

The square root of 2173374391 is about 46619.4636498534. The cubic root of 2173374391 is about 1295.3233125849.

The spelling of 2173374391 in words is "two billion, one hundred seventy-three million, three hundred seventy-four thousand, three hundred ninety-one".