684382268 has 12 divisors (see below), whose sum is σ = 1202123160. Its totient is φ = 340918512.

The previous prime is 684382247. The next prime is 684382271. The reversal of 684382268 is 862283486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316946 + ... + 319097.

It is an arithmetic number, because the mean of its divisors is an integer number (100176930).

Almost surely, 2^684382268 is an apocalyptic number.

It is an amenable number.

684382268 is a deficient number, since it is larger than the sum of its proper divisors (517740892).

684382268 is a wasteful number, since it uses less digits than its factorization.

684382268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636316 (or 636314 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

The square root of 684382268 is about 26160.7008315909. The cubic root of 684382268 is about 881.2509189803.

The spelling of 684382268 in words is "six hundred eighty-four million, three hundred eighty-two thousand, two hundred sixty-eight".