5269729 has 4 divisors (see below), whose sum is σ = 5356180. Its totient is φ = 5183280.

The previous prime is 5269727. The next prime is 5269739. The reversal of 5269729 is 9279625.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 216225 + 5053504 = 465^2 + 2248^2 .

It is a cyclic number.

It is not a de Polignac number, because 5269729 - 2¹ = 5269727 is a prime.

It is a Duffinian number.

5269729 is a lucky number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 5269691 and 5269700.

It is not an unprimeable number, because it can be changed into a prime (5269723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43134 + ... + 43255.

It is an arithmetic number, because the mean of its divisors is an integer number (1339045).

Almost surely, 2^5269729 is an apocalyptic number.

It is an amenable number.

5269729 is a deficient number, since it is larger than the sum of its proper divisors (86451).

5269729 is an equidigital number, since it uses as much as digits as its factorization.

5269729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86450.

The product of its digits is 68040, while the sum is 40.

The square root of 5269729 is about 2295.5890311639. The cubic root of 5269729 is about 174.0187697196.

The spelling of 5269729 in words is "five million, two hundred sixty-nine thousand, seven hundred twenty-nine".