4524005 has 4 divisors (see below), whose sum is σ = 5428812. Its totient is φ = 3619200.

The previous prime is 4523999. The next prime is 4524007. The reversal of 4524005 is 5004254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3541924 + 982081 = 1882^2 + 991^2 .

It is not a de Polignac number, because 4524005 - 2⁶ = 4523941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4524007) 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 in 3 ways as a sum of consecutive naturals, for example, 452396 + ... + 452405.

It is an arithmetic number, because the mean of its divisors is an integer number (1357203).

Almost surely, 2^4524005 is an apocalyptic number.

It is an amenable number.

4524005 is a deficient number, since it is larger than the sum of its proper divisors (904807).

4524005 is an equidigital number, since it uses as much as digits as its factorization.

4524005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904806.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4524005 is about 2126.9708507641. The cubic root of 4524005 is about 165.3894077739.

Adding to 4524005 its reverse (5004254), we get a palindrome (9528259).

Subtracting 4524005 from its reverse (5004254), we obtain a square (480249 = 693²).

The spelling of 4524005 in words is "four million, five hundred twenty-four thousand, five".