680923601 has 8 divisors (see below), whose sum is σ = 687383424. Its totient is φ = 674490960.

The previous prime is 680923591. The next prime is 680923631. The reversal of 680923601 is 106329086.

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

It is a cyclic number.

It is not a de Polignac number, because 680923601 - 2¹⁰ = 680922577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (680923631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45416 + ... + 58518.

It is an arithmetic number, because the mean of its divisors is an integer number (85922928).

Almost surely, 2^680923601 is an apocalyptic number.

It is an amenable number.

680923601 is a deficient number, since it is larger than the sum of its proper divisors (6459823).

680923601 is a wasteful number, since it uses less digits than its factorization.

680923601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13591.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 680923601 is about 26094.5128523220. The cubic root of 680923601 is about 879.7638833636.

The spelling of 680923601 in words is "six hundred eighty million, nine hundred twenty-three thousand, six hundred one".