5563729 has 2 divisors, whose sum is σ = 5563730. Its totient is φ = 5563728.

The previous prime is 5563721. The next prime is 5563757. The reversal of 5563729 is 9273655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5513104 + 50625 = 2348^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 5563729 - 2³ = 5563721 is a prime.

It is not a weakly prime, because it can be changed into another prime (5563721) 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, 2781864 + 2781865.

It is an arithmetic number, because the mean of its divisors is an integer number (2781865).

Almost surely, 2^5563729 is an apocalyptic number.

It is an amenable number.

5563729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5563729 is an equidigital number, since it uses as much as digits as its factorization.

5563729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 37.

The square root of 5563729 is about 2358.7558161031. The cubic root of 5563729 is about 177.1965747783.

The spelling of 5563729 in words is "five million, five hundred sixty-three thousand, seven hundred twenty-nine".