682567 has 4 divisors (see below), whose sum is σ = 722736. Its totient is φ = 642400.

The previous prime is 682547. The next prime is 682597. The reversal of 682567 is 765286.

682567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765286 = 2 ⋅382643.

It is a cyclic number.

It is not a de Polignac number, because 682567 - 2⁷ = 682439 is a prime.

It is a Duffinian number.

682567 is a lucky number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 20059 + ... + 20092.

It is an arithmetic number, because the mean of its divisors is an integer number (180684).

2⁶⁸²⁵⁶⁷ is an apocalyptic number.

682567 is a deficient number, since it is larger than the sum of its proper divisors (40169).

682567 is a wasteful number, since it uses less digits than its factorization.

682567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40168.

The product of its digits is 20160, while the sum is 34.

The square root of 682567 is about 826.1761313425. The cubic root of 682567 is about 88.0471080421.

The spelling of 682567 in words is "six hundred eighty-two thousand, five hundred sixty-seven".