684365286 has 16 divisors (see below), whose sum is σ = 1493160768. Its totient is φ = 207383400.

The previous prime is 684365273. The next prime is 684365293. The reversal of 684365286 is 682563486.

684365286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 5184520 + ... + 5184651.

It is an arithmetic number, because the mean of its divisors is an integer number (93322548).

Almost surely, 2^684365286 is an apocalyptic number.

684365286 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

684365286 is an abundant number, since it is smaller than the sum of its proper divisors (808795482).

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

684365286 is a wasteful number, since it uses less digits than its factorization.

684365286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10369187.

The product of its digits is 1658880, while the sum is 48.

The square root of 684365286 is about 26160.3762587620. The cubic root of 684365286 is about 881.2436299122.

The spelling of 684365286 in words is "six hundred eighty-four million, three hundred sixty-five thousand, two hundred eighty-six".