684476088 has 16 divisors (see below), whose sum is σ = 1711190280. Its totient is φ = 228158688.

The previous prime is 684476081. The next prime is 684476101. The reversal of 684476088 is 880674486.

It is a super-3 number, since 3×684476088³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 684476088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684476081) by changing a digit.

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, 14259895 + ... + 14259942.

Almost surely, 2^684476088 is an apocalyptic number.

It is an amenable number.

684476088 is an abundant number, since it is smaller than the sum of its proper divisors (1026714192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

684476088 is a wasteful number, since it uses less digits than its factorization.

684476088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28519846 (or 28519842 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 51.

The square root of 684476088 is about 26162.4939178206. The cubic root of 684476088 is about 881.2911865263.

The spelling of 684476088 in words is "six hundred eighty-four million, four hundred seventy-six thousand, eighty-eight".