4204523 has 2 divisors, whose sum is σ = 4204524. Its totient is φ = 4204522.

The previous prime is 4204511. The next prime is 4204537. The reversal of 4204523 is 3254024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4204523 - 2¹⁶ = 4138987 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 4204495 and 4204504.

It is not a weakly prime, because it can be changed into another prime (4204553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2102261 + 2102262.

It is an arithmetic number, because the mean of its divisors is an integer number (2102262).

Almost surely, 2^4204523 is an apocalyptic number.

4204523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4204523 is an equidigital number, since it uses as much as digits as its factorization.

4204523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4204523 is about 2050.4933552684. The cubic root of 4204523 is about 161.4007607909.

Adding to 4204523 its reverse (3254024), we get a palindrome (7458547).

The spelling of 4204523 in words is "four million, two hundred four thousand, five hundred twenty-three".