42323 has 2 divisors, whose sum is σ = 42324. Its totient is φ = 42322.

The previous prime is 42307. The next prime is 42331. The reversal of 42323 is 32324.

Adding to 42323 its reverse (32324), we get a palindrome (74647).

Subtracting from 42323 its reverse (32324), we obtain a palindrome (9999).

42323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42323 - 2^{4} = 42307 is a prime.

It is equal to p_{4424} and since 42323 and 4424 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 42298 and 42307.

It is an inconsummate number, since it does not exist a number *n* which divided by its sum of digits gives 42323.

It is not a weakly prime, because it can be changed into another prime (42373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21161 + 21162.

It is an arithmetic number, because the mean of its divisors is an integer number (21162).

2^{42323} is an apocalyptic number.

42323 is a deficient number, since it is larger than the sum of its proper divisors (1).

42323 is an equidigital number, since it uses as much as digits as its factorization.

42323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 14.

The square root of 42323 is about 205.7255453268. The cubic root of 42323 is about 34.8491466602.

The spelling of 42323 in words is "forty-two thousand, three hundred twenty-three", and thus it is an iban number.

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