684228932 has 24 divisors (see below), whose sum is σ = 1256472000. Its totient is φ = 325403936.

The previous prime is 684228913. The next prime is 684228973. The reversal of 684228932 is 239822486.

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, 4307 + ... + 37242.

It is an arithmetic number, because the mean of its divisors is an integer number (52353000).

Almost surely, 2^684228932 is an apocalyptic number.

It is an amenable number.

684228932 is a deficient number, since it is larger than the sum of its proper divisors (572243068).

684228932 is a wasteful number, since it uses less digits than its factorization.

684228932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41755 (or 41753 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 684228932 is about 26157.7700119869. The cubic root of 684228932 is about 881.1850992427.

The spelling of 684228932 in words is "six hundred eighty-four million, two hundred twenty-eight thousand, nine hundred thirty-two".