683874864 has 30 divisors (see below), whose sum is σ = 1913900196. Its totient is φ = 227958240.

The previous prime is 683874833. The next prime is 683874871. The reversal of 683874864 is 468478386.

683874864 is a `hidden beast` number, since 6 + 83 + 87 + 486 + 4 = 666.

It is a super-2 number, since 2×683874864² = 935369659222036992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 683874864.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2374422 + ... + 2374709.

Almost surely, 2^683874864 is an apocalyptic number.

It is an amenable number.

683874864 is an abundant number, since it is smaller than the sum of its proper divisors (1230025332).

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

683874864 is a wasteful number, since it uses less digits than its factorization.

683874864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749145 (or 4749136 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 54.

The square root of 683874864 is about 26151.0012045428. The cubic root of 683874864 is about 881.0330773762.

The spelling of 683874864 in words is "six hundred eighty-three million, eight hundred seventy-four thousand, eight hundred sixty-four".