684808060 has 12 divisors (see below), whose sum is σ = 1438096968. Its totient is φ = 273923216.

The previous prime is 684808043. The next prime is 684808121. The reversal of 684808060 is 60808486.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17120182 + ... + 17120221.

It is an arithmetic number, because the mean of its divisors is an integer number (119841414).

Almost surely, 2^684808060 is an apocalyptic number.

It is an amenable number.

684808060 is an abundant number, since it is smaller than the sum of its proper divisors (753288908).

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

684808060 is a wasteful number, since it uses less digits than its factorization.

684808060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34240412 (or 34240410 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 684808060 is about 26168.8375744892. The cubic root of 684808060 is about 881.4336393783.

The spelling of 684808060 in words is "six hundred eighty-four million, eight hundred eight thousand, sixty".