682305 has 16 divisors (see below), whose sum is σ = 1176000. Its totient is φ = 335808.

The previous prime is 682303. The next prime is 682307. The reversal of 682305 is 503286.

It is an interprime number because it is at equal distance from previous prime (682303) and next prime (682307).

It is not a de Polignac number, because 682305 - 2¹ = 682303 is a prime.

It is a super-2 number, since 2×682305² = 931080226050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (682303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1555 + ... + 1944.

It is an arithmetic number, because the mean of its divisors is an integer number (73500).

2⁶⁸²³⁰⁵ is an apocalyptic number.

682305 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

682305 is a deficient number, since it is larger than the sum of its proper divisors (493695).

682305 is a wasteful number, since it uses less digits than its factorization.

682305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 682305 is about 826.0175542929. The cubic root of 682305 is about 88.0358411167.

The spelling of 682305 in words is "six hundred eighty-two thousand, three hundred five".