680094 has 12 divisors (see below), whose sum is σ = 1473576. Its totient is φ = 226692.

The previous prime is 680083. The next prime is 680107. The reversal of 680094 is 490086.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

680094 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18874 + ... + 18909.

It is an arithmetic number, because the mean of its divisors is an integer number (122798).

2⁶⁸⁰⁰⁹⁴ is an apocalyptic number.

680094 is an abundant number, since it is smaller than the sum of its proper divisors (793482).

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

680094 is a wasteful number, since it uses less digits than its factorization.

680094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37791 (or 37788 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 680094 is about 824.6781190258. The cubic root of 680094 is about 87.9406452368.

The spelling of 680094 in words is "six hundred eighty thousand, ninety-four".