683530 has 16 divisors (see below), whose sum is σ = 1273320. Its totient is φ = 263872.

The previous prime is 683513. The next prime is 683567. The reversal of 683530 is 35386.

It can be written as a sum of positive squares in 4 ways, for example, as 450241 + 233289 = 671^2 + 483^2 .

It is a junction number, because it is equal to n+sod(n) for n = 683495 and 683504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889 + ... + 1468.

2⁶⁸³⁵³⁰ is an apocalyptic number.

683530 is a deficient number, since it is larger than the sum of its proper divisors (589790).

683530 is a wasteful number, since it uses less digits than its factorization.

683530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 683530 is about 826.7587314326. The cubic root of 683530 is about 88.0884956867.

The spelling of 683530 in words is "six hundred eighty-three thousand, five hundred thirty".