683693 has 2 divisors, whose sum is σ = 683694. Its totient is φ = 683692.

The previous prime is 683687. The next prime is 683699. The reversal of 683693 is 396386.

It is a balanced prime because it is at equal distance from previous prime (683687) and next prime (683699).

It can be written as a sum of positive squares in only one way, i.e., 521284 + 162409 = 722^2 + 403^2 .

It is a cyclic number.

It is not a de Polignac number, because 683693 - 2⁸ = 683437 is a prime.

It is a super-2 number, since 2×683693² = 934872236498, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683699) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341846 + 341847.

It is an arithmetic number, because the mean of its divisors is an integer number (341847).

2⁶⁸³⁶⁹³ is an apocalyptic number.

It is an amenable number.

683693 is a deficient number, since it is larger than the sum of its proper divisors (1).

683693 is an equidigital number, since it uses as much as digits as its factorization.

683693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 683693 is about 826.8573032876. The cubic root of 683693 is about 88.0954972246.

The spelling of 683693 in words is "six hundred eighty-three thousand, six hundred ninety-three".