680572535 has 8 divisors (see below), whose sum is σ = 817204896. Its totient is φ = 544112800.

The previous prime is 680572531. The next prime is 680572579. The reversal of 680572535 is 535275086.

680572535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 680572535 - 2² = 680572531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 680572492 and 680572501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680572531) 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, 34316 + ... + 50385.

It is an arithmetic number, because the mean of its divisors is an integer number (102150612).

Almost surely, 2^680572535 is an apocalyptic number.

680572535 is a deficient number, since it is larger than the sum of its proper divisors (136632361).

680572535 is a wasteful number, since it uses less digits than its factorization.

680572535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86313.

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 680572535 is about 26087.7851685420. The cubic root of 680572535 is about 879.6126631281.

The spelling of 680572535 in words is "six hundred eighty million, five hundred seventy-two thousand, five hundred thirty-five".