684272332 has 12 divisors (see below), whose sum is σ = 1198031296. Its totient is φ = 341977680.

The previous prime is 684272297. The next prime is 684272353. The reversal of 684272332 is 233272486.

It is a junction number, because it is equal to n+sod(n) for n = 684272291 and 684272300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29628 + ... + 47395.

Almost surely, 2^684272332 is an apocalyptic number.

It is an amenable number.

684272332 is a deficient number, since it is larger than the sum of its proper divisors (513758964).

684272332 is a wasteful number, since it uses less digits than its factorization.

684272332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79248 (or 79246 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 684272332 is about 26158.5995802528. The cubic root of 684272332 is about 881.2037297638.

The spelling of 684272332 in words is "six hundred eighty-four million, two hundred seventy-two thousand, three hundred thirty-two".