5207729 has 16 divisors (see below), whose sum is σ = 6065280. Its totient is φ = 4435200.

The previous prime is 5207723. The next prime is 5207731. The reversal of 5207729 is 9277025.

It is a cyclic number.

It is not a de Polignac number, because 5207729 - 2²⁰ = 4159153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5207695 and 5207704.

It is not an unprimeable number, because it can be changed into a prime (5207723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7079 + ... + 7779.

It is an arithmetic number, because the mean of its divisors is an integer number (379080).

Almost surely, 2^5207729 is an apocalyptic number.

It is an amenable number.

5207729 is a deficient number, since it is larger than the sum of its proper divisors (857551).

5207729 is a wasteful number, since it uses less digits than its factorization.

5207729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 5207729 is about 2282.0449162977. The cubic root of 5207729 is about 173.3336139871. Note that the first 3 decimals are identical.

The spelling of 5207729 in words is "five million, two hundred seven thousand, seven hundred twenty-nine".