5566729 has 8 divisors (see below), whose sum is σ = 6376320. Its totient is φ = 4760736.

The previous prime is 5566703. The next prime is 5566741. The reversal of 5566729 is 9276655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5566729 - 2⁵ = 5566697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5566691 and 5566700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5172 + ... + 6154.

It is an arithmetic number, because the mean of its divisors is an integer number (797040).

Almost surely, 2^5566729 is an apocalyptic number.

It is an amenable number.

5566729 is a deficient number, since it is larger than the sum of its proper divisors (809591).

5566729 is an equidigital number, since it uses as much as digits as its factorization.

5566729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799.

The product of its digits is 113400, while the sum is 40.

The square root of 5566729 is about 2359.3916588816. The cubic root of 5566729 is about 177.2284175830.

It can be divided in two parts, 55667 and 29, that added together give a square (55696 = 236²).

The spelling of 5566729 in words is "five million, five hundred sixty-six thousand, seven hundred twenty-nine".