4523423 has 2 divisors, whose sum is σ = 4523424. Its totient is φ = 4523422.

The previous prime is 4523399. The next prime is 4523443. The reversal of 4523423 is 3243254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4523423 is a prime.

It is a super-2 number, since 2×4523423² = 40922711273858, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4 + 5⁴ + 2¹⁸ + 3⁴ + 4⁸ + 2²² + 3⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4523443) 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, 2261711 + 2261712.

It is an arithmetic number, because the mean of its divisors is an integer number (2261712).

Almost surely, 2^4523423 is an apocalyptic number.

4523423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4523423 is an equidigital number, since it uses as much as digits as its factorization.

4523423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 23.

The square root of 4523423 is about 2126.8340320768. The cubic root of 4523423 is about 165.3823151821.

Adding to 4523423 its reverse (3243254), we get a palindrome (7766677).

The spelling of 4523423 in words is "four million, five hundred twenty-three thousand, four hundred twenty-three".