2173047746 has 32 divisors (see below), whose sum is σ = 3646192320. Its totient is φ = 965260800.

The previous prime is 2173047739. The next prime is 2173047761. The reversal of 2173047746 is 6477403712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175541 + ... + 187511.

It is an arithmetic number, because the mean of its divisors is an integer number (113943510).

Almost surely, 2^2173047746 is an apocalyptic number.

2173047746 is a deficient number, since it is larger than the sum of its proper divisors (1473144574).

2173047746 is a wasteful number, since it uses less digits than its factorization.

2173047746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12290.

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 2173047746 is about 46615.9602067790. The cubic root of 2173047746 is about 1295.2584162523.

The spelling of 2173047746 in words is "two billion, one hundred seventy-three million, forty-seven thousand, seven hundred forty-six".