4559729 has 2 divisors, whose sum is σ = 4559730. Its totient is φ = 4559728.

The previous prime is 4559693. The next prime is 4559741. The reversal of 4559729 is 9279554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3713329 + 846400 = 1927^2 + 920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4559729 is a prime.

It is a super-2 number, since 2×4559729² = 41582257106882, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4559629) 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, 2279864 + 2279865.

It is an arithmetic number, because the mean of its divisors is an integer number (2279865).

Almost surely, 2^4559729 is an apocalyptic number.

It is an amenable number.

4559729 is a deficient number, since it is larger than the sum of its proper divisors (1).

4559729 is an equidigital number, since it uses as much as digits as its factorization.

4559729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 41.

The square root of 4559729 is about 2135.3521957747. The cubic root of 4559729 is about 165.8236017510.

The spelling of 4559729 in words is "four million, five hundred fifty-nine thousand, seven hundred twenty-nine".