682057 has 8 divisors (see below), whose sum is σ = 736776. Its totient is φ = 628992.

The previous prime is 682049. The next prime is 682063. The reversal of 682057 is 750286.

It can be written as a sum of positive squares in 4 ways, for example, as 292681 + 389376 = 541^2 + 624^2 .

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 682057 - 2³ = 682049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682037) 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, 523 + ... + 1279.

It is an arithmetic number, because the mean of its divisors is an integer number (92097).

2⁶⁸²⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

682057 is a deficient number, since it is larger than the sum of its proper divisors (54719).

682057 is a wasteful number, since it uses less digits than its factorization.

682057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 682057 is about 825.8674227744. The cubic root of 682057 is about 88.0251735832.

It can be divided in two parts, 68 and 2057, that multiplied together give a square (139876 = 374²).

The spelling of 682057 in words is "six hundred eighty-two thousand, fifty-seven".