423853 has 2 divisors, whose sum is σ = 423854. Its totient is φ = 423852.

The previous prime is 423847. The next prime is 423859. The reversal of 423853 is 358324.

It is a balanced prime because it is at equal distance from previous prime (423847) and next prime (423859).

It can be written as a sum of positive squares in only one way, i.e., 413449 + 10404 = 643^2 + 102^2 .

It is a cyclic number.

It is not a de Polignac number, because 423853 - 2⁹ = 423341 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211926 + 211927.

It is an arithmetic number, because the mean of its divisors is an integer number (211927).

2⁴²³⁸⁵³ is an apocalyptic number.

It is an amenable number.

423853 is a deficient number, since it is larger than the sum of its proper divisors (1).

423853 is an equidigital number, since it uses as much as digits as its factorization.

423853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 423853 is about 651.0399373310. The cubic root of 423853 is about 75.1170320997.

The spelling of 423853 in words is "four hundred twenty-three thousand, eight hundred fifty-three".