2179394092 has 24 divisors (see below), whose sum is σ = 3886751232. Its totient is φ = 1068988800.

The previous prime is 2179394047. The next prime is 2179394123. The reversal of 2179394092 is 2904939712.

It is a happy number.

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, 81792 + ... + 105112.

It is an arithmetic number, because the mean of its divisors is an integer number (161947968).

Almost surely, 2^2179394092 is an apocalyptic number.

It is an amenable number.

2179394092 is a deficient number, since it is larger than the sum of its proper divisors (1707357140).

2179394092 is a wasteful number, since it uses less digits than its factorization.

2179394092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23769 (or 23767 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 2179394092 is about 46683.9811070136. The cubic root of 2179394092 is about 1296.5181168685.

The spelling of 2179394092 in words is "two billion, one hundred seventy-nine million, three hundred ninety-four thousand, ninety-two".