4508789 has 2 divisors, whose sum is σ = 4508790. Its totient is φ = 4508788.

The previous prime is 4508773. The next prime is 4508797. The reversal of 4508789 is 9878054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3591025 + 917764 = 1895^2 + 958^2 .

It is a cyclic number.

It is not a de Polignac number, because 4508789 - 2⁴ = 4508773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4508089) 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, 2254394 + 2254395.

It is an arithmetic number, because the mean of its divisors is an integer number (2254395).

Almost surely, 2^4508789 is an apocalyptic number.

It is an amenable number.

4508789 is a deficient number, since it is larger than the sum of its proper divisors (1).

4508789 is an equidigital number, since it uses as much as digits as its factorization.

4508789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 4508789 is about 2123.3909202029. The cubic root of 4508789 is about 165.2037763912.

The spelling of 4508789 in words is "four million, five hundred eight thousand, seven hundred eighty-nine".