680208134 has 8 divisors (see below), whose sum is σ = 1030414608. Its totient is φ = 336736600.

The previous prime is 680208127. The next prime is 680208143. The reversal of 680208134 is 431802086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 680208134.

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, 1683482 + ... + 1683885.

It is an arithmetic number, because the mean of its divisors is an integer number (128801826).

Almost surely, 2^680208134 is an apocalyptic number.

680208134 is a deficient number, since it is larger than the sum of its proper divisors (350206474).

680208134 is a wasteful number, since it uses less digits than its factorization.

680208134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367470.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 680208134 is about 26080.8001027576. The cubic root of 680208134 is about 879.4556438822.

The spelling of 680208134 in words is "six hundred eighty million, two hundred eight thousand, one hundred thirty-four".