683923 has 2 divisors, whose sum is σ = 683924. Its totient is φ = 683922.

The previous prime is 683911. The next prime is 683933. The reversal of 683923 is 329386.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683923 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 8³ + 9⁴ + 3⁸ + 2¹⁷ + 3¹² .

It is not a weakly prime, because it can be changed into another prime (683933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341961 + 341962.

It is an arithmetic number, because the mean of its divisors is an integer number (341962).

2⁶⁸³⁹²³ is an apocalyptic number.

683923 is a deficient number, since it is larger than the sum of its proper divisors (1).

683923 is an equidigital number, since it uses as much as digits as its factorization.

683923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 683923 is about 826.9963724225. The cubic root of 683923 is about 88.1053748026.

The spelling of 683923 in words is "six hundred eighty-three thousand, nine hundred twenty-three".