682545 has 8 divisors (see below), whose sum is σ = 1092096. Its totient is φ = 364016.

The previous prime is 682531. The next prime is 682547. The reversal of 682545 is 545286.

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 682545 - 2⁷ = 682417 is a prime.

It is an Ulam number.

682545 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 682545.

It is not an unprimeable number, because it can be changed into a prime (682547) 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, 22737 + ... + 22766.

It is an arithmetic number, because the mean of its divisors is an integer number (136512).

2⁶⁸²⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

682545 is a deficient number, since it is larger than the sum of its proper divisors (409551).

682545 is a wasteful number, since it uses less digits than its factorization.

682545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45511.

The product of its digits is 9600, while the sum is 30.

The square root of 682545 is about 826.1628168830. The cubic root of 682545 is about 88.0461620753.

The spelling of 682545 in words is "six hundred eighty-two thousand, five hundred forty-five".